Quadratic equations Questions and Answers

What is the y intercept of the exponential function f x 0 25 6 2 1 Enter your answer in the box v intercept

make on your investment Quick refresher don t forget that rate of return and ROI are the same thing If you have a savings account paying you a 2 rate of return per year your Return on Investment or ROI is also 2 The Rule of 72 Divide the number 72 by your ROI It s as simple as that If you re making only 2 on an investment divide 72 by 2 and you ll know how many years it will take to double your money 72 divided by 2 36 years to double your money at 2 ROI now you try it How many years will it take you to double your money if Round off your answers to one decimal place Some of the answers are incorrect Have another look at the questions Here is a hint Divide the number 72 by your ROI Calculate 72 4 off to one decimal and 72 10 and 72 13 Don t forget to round place 1 Your ROI or rate of return is 4 10 0 0 years years

y log 12x 7 3 Round only the final answers to the nearest hundredth Enter your answers in the boxes x intercept of the equation y intercept

In 121 le of the logarithm Round the answer to the nearest ten thousandth Enter your answer in the box

Solve the logarithmic equation y log10 0 0001 Enter your answer in the box y

Which graph represents the logarithmic function y log 12x 2 2 O O 4 3 2 2 y 5 4 3 2 1 2 A 1 2 3 4 5 6 7 8 9 2 3 X 4 5 6 7 8 9 O O 5 4 3 2 5 4 3 2 1 2 23 5 6 7 8 9 est 6 7 8 9

Solve for x 511x 25 9 Enter your answer in the box X

1 What is the degree form for 41

2 What is a positive coterminal angle to 123 that is between 500 and 750 and a negative coterminal angle to 123 that is between 300 and 5000

10 The terminal side of 8 passes through the point 11 9 What is the exact value of sine in simpli form

4 A circle has an arc of length 567 that is intercepted by a central angle of 120 What is the radius of the circle

3 In which quadrant does the terminal side of the angle 215 lie

2 3x 12x 3x 12

Which graph shows all of the values of x that make the following statement true 4 64 O 3 3

2 3 O 9 z 32 18 2 6 1 12 6x2 62 O 4 5 6 O 4 2 4 4 4 52 7 4 9 8 9

8 O 1 1 O O 2 2 2 2 1

6 2x 8x 4x 16

6 CHOOSE ALL CORRECT ANSWERS 21 x 4 I x 0 x 7 X 3 X 1

3 x x x 1 0

5 x 4x 2x 8 0

B 1 2 3 4 5 6 6 7 8 9 2 3 HIN Type a response 3 21 z 1 Type a response

x 2x 5x 10 C

3 x x x 1 0

Factor and soluc x 4 x 3 0 X 4 3 1 1 Type a response

4 x 1 x x X

x 2x 5x 10

2 3x 12x 3x

What is the GCF of the expression below that could be use to rewrite the polynomial in factored form 15a 10a 30a O O 1093 15a 5a 30g

Which of the below polynomials has a GCF of 4a 12a 20a 4a 10a 16a 8a 20a 18a 24a 28a 22a

Consider the polynomial 12w 36w Which of the polynomials below shows the same expression completely factored 12w w 3 6w 2w 6w O6w 36w 3w 1 6w 6w 6w

In a given triangle the largest side is twice the length of the smaller side The other side that is not the smallest or largest is 2 units longer than the shortest side Which expression represents the perimeter of the triangle if x represents the length of the smallest side 4x 2 3x 2 2x 2 Ox 2

Write the algebraic expression for 3 more than twice a number O 2x 3 2 x 3 Ox 3 x 3

It took Marissa 22 minutes less to run a marathon than Jeff Which expression would represent Marisa time in minutes in relation to Jeff 22 j j 22 022 j 03 22

Write the algebraic expression for The total of twice a number and 5 2x 5 2 x 5 O Ox 5 2x 5

9 x 3x 18 6x O O O O 4 2 4 4 4 5 4 4 2 x 6 6x 114 x

CHOOSE ALL CORRECT ANSWERS x 4 x 7 X 1 x 0 X 3 21 x

Type a response 2 3 850 82 Type a response 3 21 x 1 4 8 C

CHOOSE ALL CORRECT ANSWERS X 3 X 5 X 0 x 1 8 x 10 4 3 X 2

LONE 5 1 2 O O O O 2 1 x 13 7 492 2 2 2 17 2

4 x 3 4 58 6 Type a resp

Find the sum of 8 3i and 3 7i O 5 4i O 11 10i O 11 4i O 5 41

State which are roots for the following polynomial f x 2x x 13x 6 1 2 3 2 Yes No

Which of the following is the factored form of the simplest function of the given zeros 3i 2 and 5 A x 3i x 3i x 2 x 5 B x 3i x 2 x 5 C x 3i x 3i x 2 x 5

Factor each polynomial or identify it as irreducible

Divide by using long division 2 6x 26x 10 x 4

Determine which is a factor of the following polynomial x 5x x2 17x 12 A x 3 B x 1 C x 4 D x 2

Factor each polynomial or identify it as irreducible

2x 8x 24

The graph of f x x with three reference points is shown below Which of the following represents points from f x to a point on g x 3 x 2 2 Select three that apply A 3 1 B 0 2 C 2 2 D 1 5 E 1 2 4 2 4 2 0 2 ty A 4 2 4 X

How is the graph of g x 3x related to the graph of f x x A The graph of g x is vertical compression of the graph f x by a factor of 3 and a reflection across the x axis B The graph of g x is horizontal compression of the graph f x by a factor of 3 and a reflection across the y axis C The graph of g x is horizontal compression of the graph f x by a factor of reflection across the x axis 3 a and a