Differentiation Questions and Answers

Let g(x) = x² + 3x - 5.
Use the limit definition of the derivative to differentiate g.
g'(x) =_______
Determine the slope of g at x = - 8.
g'(- 8) =_______
Submit All Parts
Calculus
Differentiation
Let g(x) = x² + 3x - 5. Use the limit definition of the derivative to differentiate g. g'(x) =_______ Determine the slope of g at x = - 8. g'(- 8) =_______ Submit All Parts
Let f(x) = ∛2
Determine the derivative of f.
f'(x) = ______
Determine the slope of f at x = 2.
f'(2) = _______
Calculus
Differentiation
Let f(x) = ∛2 Determine the derivative of f. f'(x) = ______ Determine the slope of f at x = 2. f'(2) = _______
Let g(x)= -3x² + 5
Use the alternative limit definition of the derivative to determine the derivative (slope) of g at x = -9.
g'(- 9) =_______
Calculus
Differentiation
Let g(x)= -3x² + 5 Use the alternative limit definition of the derivative to determine the derivative (slope) of g at x = -9. g'(- 9) =_______
Consider the graph of f given below. 
Evaluate the following limit.
lim △x->0 f(1+ △x) - f(1)/△x = ________
Calculus
Differentiation
Consider the graph of f given below. Evaluate the following limit. lim △x->0 f(1+ △x) - f(1)/△x = ________
Let h(y) =- √Y
Determine the value(s) of y, if any, for which h has a horizontal tangent line.
○ h has a horizontal tangent line at y = □
○ h has no horizontal tangent lines.
Calculus
Differentiation
Let h(y) =- √Y Determine the value(s) of y, if any, for which h has a horizontal tangent line. ○ h has a horizontal tangent line at y = □ ○ h has no horizontal tangent lines.
Let f(x)=9/x²
Use the limit definition of the derivative to differentiate f.
f'(x)= □
Determine the slope of f at x = 11.
f'(11)= □
Calculus
Differentiation
Let f(x)=9/x² Use the limit definition of the derivative to differentiate f. f'(x)= □ Determine the slope of f at x = 11. f'(11)= □
Hannah invested $32,000 in an account paying an interest rate of 2 ¼ % compounded quarterly. Mila invested $32,000 in an account paying an interest rate of 1⅝% compounded continuously. After 13 years, how much more money would Hannah have in her account than Mila, to the nearest dollar?
Calculus
Differentiation
Hannah invested $32,000 in an account paying an interest rate of 2 ¼ % compounded quarterly. Mila invested $32,000 in an account paying an interest rate of 1⅝% compounded continuously. After 13 years, how much more money would Hannah have in her account than Mila, to the nearest dollar?
Let f(x)=9x² + 4x.
Use the limit definition of the derivative to differentiate f.
f'(x) = □
Determine the slope of f at x = 9.
f'(9) = □
Calculus
Differentiation
Let f(x)=9x² + 4x. Use the limit definition of the derivative to differentiate f. f'(x) = □ Determine the slope of f at x = 9. f'(9) = □
Let f(x) = x² - 5
Determine the equations of two unique tangent lines of f that intersect at (-5, 19). Report solutions using slope-intercept form.
y =___
y =___
Calculus
Differentiation
Let f(x) = x² - 5 Determine the equations of two unique tangent lines of f that intersect at (-5, 19). Report solutions using slope-intercept form. y =___ y =___
Let h(x)=√x.
Use the limit definition of the derivative to differentiate h.                  
h'(x)  = ________
Determine the slope of h at x = 1.
h' (1) = ______
Calculus
Differentiation
Let h(x)=√x. Use the limit definition of the derivative to differentiate h. h'(x) = ________ Determine the slope of h at x = 1. h' (1) = ______
The limit definition of the derivative
Let g(x) = - 8/x-4
Use the limit definition of the derivative to differentiate g.
g'(x) = □
Determine the slope of g at x = -8.
g'(- 8) = □
Calculus
Differentiation
The limit definition of the derivative Let g(x) = - 8/x-4 Use the limit definition of the derivative to differentiate g. g'(x) = □ Determine the slope of g at x = -8. g'(- 8) = □
Let f(x) = -8.
Use the limit definition of the derivative to differentiate f.
f'(x) = ________________________
Determine the slope of f at x = -9.
f'(- 9) = ________________
Calculus
Differentiation
Let f(x) = -8. Use the limit definition of the derivative to differentiate f. f'(x) = ________________________ Determine the slope of f at x = -9. f'(- 9) = ________________
Fit a quadratic function of the form f(t) = c₀ + c₁ t+ c₂ t² to the data points (0,7), (1, 8), (2, –3), (3, −6), using least squares. f(t) =
Calculus
Differentiation
Fit a quadratic function of the form f(t) = c₀ + c₁ t+ c₂ t² to the data points (0,7), (1, 8), (2, –3), (3, −6), using least squares. f(t) =
Part 3: Suppose the field has a length of 6,000 feet. Sally buys fencing to enclose it, but has bought 4 feet too much. Rather than throwing away the extra fencing, Sally enclose a slightly larger field by enlarging each side of the field by the same amount, so the fencing encloses the field and a border:
What is the largest animal that could be at point X
and be entirely within the border region, touching
neither the fence nor the field?
a)an ant   b)a mouse            c)a cat         d)a cow       e)an elephant
Part 4: Give the average rate of change of the perimeter, if the length increases from 6,000 feet to 7,000 feet:_________
Calculus
Differentiation
Part 3: Suppose the field has a length of 6,000 feet. Sally buys fencing to enclose it, but has bought 4 feet too much. Rather than throwing away the extra fencing, Sally enclose a slightly larger field by enlarging each side of the field by the same amount, so the fencing encloses the field and a border: What is the largest animal that could be at point X and be entirely within the border region, touching neither the fence nor the field? a)an ant b)a mouse c)a cat d)a cow e)an elephant Part 4: Give the average rate of change of the perimeter, if the length increases from 6,000 feet to 7,000 feet:_________
42)Let f(x)=x²-5
Determine the equations of two unique tangent lines of f that intersect at (-5, 19). Report solutions using
slope-intercept form.
y =
y =
Calculus
Differentiation
42)Let f(x)=x²-5 Determine the equations of two unique tangent lines of f that intersect at (-5, 19). Report solutions using slope-intercept form. y = y =
Let h(x) = 1/4 x² + 5 and f(x) = -1/4 x + d
Determine the equation f such that f is perpendicular to h. Report the solution using slope-intercept form.
Calculus
Differentiation
Let h(x) = 1/4 x² + 5 and f(x) = -1/4 x + d Determine the equation f such that f is perpendicular to h. Report the solution using slope-intercept form.
Let g(x) = (-x⁴ + 3 - 9x³)/x²
Determine the derivative of g.
g'(x) = _________
Determine the interval(s) on which g is differentiable. Report the solution using interval notation.
g is differentiable on __________
Calculus
Differentiation
Let g(x) = (-x⁴ + 3 - 9x³)/x² Determine the derivative of g. g'(x) = _________ Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on __________
Let f(x)=2/x^1/6
Determine the derivative of f. f'(x)=
Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let f(x)=2/x^1/6 Determine the derivative of f. f'(x)= Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
Let h(t) 4t^5 + 5t^4 -6t+ 5t³
Determine the derivative of h. h' (t)=
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let h(t) 4t^5 + 5t^4 -6t+ 5t³ Determine the derivative of h. h' (t)= Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Let h(v) = 2v² (v⁵ + 5)
Determine the derivative of h.
h'(v) = ______
Determine the slope of h at v = 0.
h'(0) = _________
Calculus
Differentiation
Let h(v) = 2v² (v⁵ + 5) Determine the derivative of h. h'(v) = ______ Determine the slope of h at v = 0. h'(0) = _________
Let h(x) =x^5
Determine the derivative of h. h'(x) =
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let h(x) =x^5 Determine the derivative of h. h'(x) = Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Let h(x) =1/x^12
Determine the derivative of h. h'(x) =
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let h(x) =1/x^12 Determine the derivative of h. h'(x) = Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
maximum and minimum values using Lagrange multipliers.
Of all points (x, y, z) that 
x + 4y + 3z=21, find the one that minimizes
 (x-1)² + (y-1)² + (z-1)².
The given function has a minimum at (____   ____    ______ )which satisfies 
x + 4y + 3z = 21,
Calculus
Differentiation
maximum and minimum values using Lagrange multipliers. Of all points (x, y, z) that x + 4y + 3z=21, find the one that minimizes (x-1)² + (y-1)² + (z-1)². The given function has a minimum at (____ ____ ______ )which satisfies x + 4y + 3z = 21,
Let g(x)=6/∜x. Determine the derivative of g. g'(x) =[ ].Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on [ ]
Calculus
Differentiation
Let g(x)=6/∜x. Determine the derivative of g. g'(x) =[ ].Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on [ ]
Let g(x)=-1/x^4
Determine the derivative of g. g'(x)=
Determine the interval(s) on which g is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let g(x)=-1/x^4 Determine the derivative of g. g'(x)= Determine the interval(s) on which g is differentiable. Report the solution using interval notation.
Let h(x) = x^4  - 7^3
Determine the derivative of h. h'(x) =
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let h(x) = x^4 - 7^3 Determine the derivative of h. h'(x) = Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Let f(x) = 6x² - 3x + 5
Determine the derivative of f.
f'(x) = _________
Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
f is differentiable on _______
Calculus
Differentiation
Let f(x) = 6x² - 3x + 5 Determine the derivative of f. f'(x) = _________ Determine the interval(s) on which f is differentiable. Report the solution using interval notation. f is differentiable on _______
let h(t)=9t^13  -3t^-13
Determine the derivative of h. h' (t)=
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Calculus
Differentiation
let h(t)=9t^13 -3t^-13 Determine the derivative of h. h' (t)= Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
Let f(x)=- 6x^11
Determine the derivative of f.f'(x)=
Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
Calculus
Differentiation
Let f(x)=- 6x^11 Determine the derivative of f.f'(x)= Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
Find and simplify each of the following for f(x) = 4x-3.
(A) f(x + h)
(B) f(x+h)-f(x)
(C)(f(x+h)-f(x))/h
(Do not factor.)
Calculus
Differentiation
Find and simplify each of the following for f(x) = 4x-3. (A) f(x + h) (B) f(x+h)-f(x) (C)(f(x+h)-f(x))/h (Do not factor.)
Let g(x) = 9.
Determine the derivative of g.
Determine the slope of g at X = 7. g'(7)=
Calculus
Differentiation
Let g(x) = 9. Determine the derivative of g. Determine the slope of g at X = 7. g'(7)=
Let h(z) = -5z(⁵/²) - 9z(³/²) + 7z(¹²/¹¹)
Determine the derivative of h.
h'(z) = ______
Determine the slope of h at z = 1.
h' (1) = ______
Calculus
Differentiation
Let h(z) = -5z(⁵/²) - 9z(³/²) + 7z(¹²/¹¹) Determine the derivative of h. h'(z) = ______ Determine the slope of h at z = 1. h' (1) = ______
Let f(w)=(-5w-4w^4  +3)/w^1/3
Determine the derivative of f. f'(w)=
Determine the interval(s) on which f is differentiable. Report the solution using interval notation.
f is differentiable on_______
Calculus
Differentiation
Let f(w)=(-5w-4w^4 +3)/w^1/3 Determine the derivative of f. f'(w)= Determine the interval(s) on which f is differentiable. Report the solution using interval notation. f is differentiable on_______
Let h(x) = (5 - 2x² - 6x⁴)/x⁴
Determine the derivative of h.
h'(x) = ________
Determine the interval(s) on which h is differentiable. Report the solution using interval notation.
h is differentiable on ____
Calculus
Differentiation
Let h(x) = (5 - 2x² - 6x⁴)/x⁴ Determine the derivative of h. h'(x) = ________ Determine the interval(s) on which h is differentiable. Report the solution using interval notation. h is differentiable on ____
let g(x)=1/x⁶. Determine the derivative of g. g'(x) =[? ].Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on[ ?]
Calculus
Differentiation
let g(x)=1/x⁶. Determine the derivative of g. g'(x) =[? ].Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on[ ?]
Find the relative maximum and minimum values.
f(x,y)= e^(6x² +6y² +9)
Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.
A. The function has a relative maximum value of f(x,y)= at (x,y) =______
(Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.)
B. The function has no relative maximum value.
Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.
A. The function has a relative minimum value of f(x,y) = at (x,y) =_____
(Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.)
B. The function has no relative minimum value.
Calculus
Differentiation
Find the relative maximum and minimum values. f(x,y)= e^(6x² +6y² +9) Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. A. The function has a relative maximum value of f(x,y)= at (x,y) =______ (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) B. The function has no relative maximum value. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. A. The function has a relative minimum value of f(x,y) = at (x,y) =_____ (Simplify your answers. Type exact answers. Type an ordered pair in the second answer box.) B. The function has no relative minimum value.
Let g(v)=-v^(12/5) + (2)v^(7/3)-(7)v^(9/8)
Determine the derivative of g. g'(v)=[?]
Determine the slope of g at v = 1. g'(1)=[?]
Calculus
Differentiation
Let g(v)=-v^(12/5) + (2)v^(7/3)-(7)v^(9/8) Determine the derivative of g. g'(v)=[?] Determine the slope of g at v = 1. g'(1)=[?]
Let f(z) = (5z + 7)(-8z +9)
a)Determine the derivative of f. f'(z)=
b)Determine the slope of f at z = -2.
f'(-2)=
Calculus
Differentiation
Let f(z) = (5z + 7)(-8z +9) a)Determine the derivative of f. f'(z)= b)Determine the slope of f at z = -2. f'(-2)=
find the Taylor series of each function at the indicated number. Give the interval of convergence for each series.
f(x)=x² In (1 + x/2) ;x=0
Calculus
Differentiation
find the Taylor series of each function at the indicated number. Give the interval of convergence for each series. f(x)=x² In (1 + x/2) ;x=0
You are constructing a cardboard box with the dimensions 2m by 4m. You then cut equal-size squares from each corner so you may fold the edges. What are the dimensions of the box with the largest volume?
Calculus
Differentiation
You are constructing a cardboard box with the dimensions 2m by 4m. You then cut equal-size squares from each corner so you may fold the edges. What are the dimensions of the box with the largest volume?
You want to enclose a rectangular region with 450 feet of fencing. Express A(w), the area of the region as a function of its with.
A(w)=_________
Calculus
Differentiation
You want to enclose a rectangular region with 450 feet of fencing. Express A(w), the area of the region as a function of its with. A(w)=_________
Find the four second-order partial derivatives for f(x,y)=4x^(7).y^(4)+3x^(5).y^(6).
fxx = ___
fyy= ___
fxy = ___
fyx = ___
Calculus
Differentiation
Find the four second-order partial derivatives for f(x,y)=4x^(7).y^(4)+3x^(5).y^(6). fxx = ___ fyy= ___ fxy = ___ fyx = ___
This problem has two parts.
Part 1: In 2069, a virus begins in Boston and spreads in such that the number N of people infected grows exponentially with time t. The table below shows how many days it takes from initial outbreak to have various numbers of cases.
N = # of                 1              2              3
  cases              million      million     million
t=# of days        108          157         186
How many days until the Boston virus infects five million people? ______
How many days until there are ten million people infected by the Boston virus?______
Part 2: Enter here (using math notation or by attaching
in an image) an explanation of your answers.
Calculus
Differentiation
This problem has two parts. Part 1: In 2069, a virus begins in Boston and spreads in such that the number N of people infected grows exponentially with time t. The table below shows how many days it takes from initial outbreak to have various numbers of cases. N = # of 1 2 3 cases million million million t=# of days 108 157 186 How many days until the Boston virus infects five million people? ______ How many days until there are ten million people infected by the Boston virus?______ Part 2: Enter here (using math notation or by attaching in an image) an explanation of your answers.
Consider the curve parameterized by: x =2t^3/2 - 1 and y = 5t.
(a.) Find an equation for the line tangent to the curve at t = 1.
Calculus
Differentiation
Consider the curve parameterized by: x =2t^3/2 - 1 and y = 5t. (a.) Find an equation for the line tangent to the curve at t = 1.
Consider the function f(x) = 2x² + 3x - 4 on the closed interval [-2, 1].
Find the exact value of the slope of the secant line connecting 
(-2, f(-2)) and (1, f(1)).
m =___________
By the Mean Value Theorem, there exists c in (-2, 1) so that m = f'(c). Find all values of such c in (-2, 1). Enter exact values. If there is more than one solution, separate them by a comma.
c=___________
Calculus
Differentiation
Consider the function f(x) = 2x² + 3x - 4 on the closed interval [-2, 1]. Find the exact value of the slope of the secant line connecting (-2, f(-2)) and (1, f(1)). m =___________ By the Mean Value Theorem, there exists c in (-2, 1) so that m = f'(c). Find all values of such c in (-2, 1). Enter exact values. If there is more than one solution, separate them by a comma. c=___________
Which of the following is not a solution to sin x-cos 2x = 0 on the interval [0, 2π)? 
(a)π/6
(b)π/2
(c)5π/6
(d)3π/2
Calculus
Differentiation
Which of the following is not a solution to sin x-cos 2x = 0 on the interval [0, 2π)? (a)π/6 (b)π/2 (c)5π/6 (d)3π/2
Let g(y) = (y-6) (y + 8)/(y-7)(y-4)
Determine g'(y)
g'(y) =
Calculus
Differentiation
Let g(y) = (y-6) (y + 8)/(y-7)(y-4) Determine g'(y) g'(y) =
Let h(x) = f(x) · g(x) and j(x) = f(x)/g(x)
x        1     2     3     4
f(x)   -5   -3    5      2
f'(x)    4    3   -4     1
g(x)   -3    2    1    -4
g'(x)  -3    0   -4    1

Use the table above to determine the following derivatives.
h' (4) =
j'(4) =
Calculus
Differentiation
Let h(x) = f(x) · g(x) and j(x) = f(x)/g(x) x 1 2 3 4 f(x) -5 -3 5 2 f'(x) 4 3 -4 1 g(x) -3 2 1 -4 g'(x) -3 0 -4 1 Use the table above to determine the following derivatives. h' (4) = j'(4) =
Let g(t) = 1/t⁸
Determine the derivative of g.
g' (t) =
Determine the interval(s) on which g is differentiable. Report the solution using interval notation. 
g is differentiable on
Calculus
Differentiation
Let g(t) = 1/t⁸ Determine the derivative of g. g' (t) = Determine the interval(s) on which g is differentiable. Report the solution using interval notation. g is differentiable on
Let f(x) = (3x + 3)/(-3-7x)
Determine the derivative of f.
f'(x) =
Determine the slope of f at x = - 4.
f'(-4)=
Calculus
Differentiation
Let f(x) = (3x + 3)/(-3-7x) Determine the derivative of f. f'(x) = Determine the slope of f at x = - 4. f'(-4)=