Questions

The best high school and college tutors are just a click away, 24×7! Pick a subject, ask a question, and get a detailed, handwritten solution personalized for you in minutes. We cover Math, Physics, Chemistry & Biology.
15 Make a Substitution to express the integrand as a rational function and than evaluate the integral COSX Act sin 8 Absin J N sin x 15inx dx A floss and 1 cosx COST 2x 8 8
College Calculus
Indefinite Integration
15 Make a Substitution to express the integrand as a rational function and than evaluate the integral COSX Act sin 8 Absin J N sin x 15inx dx A floss and 1 cosx COST 2x 8 8
Multiply Write your answer in simplest form 92 9 4935 1
College Geometry
Vectors
Multiply Write your answer in simplest form 92 9 4935 1
Simplify Express your answer as a single fraction in simplest form z 4 7z 6z 7
College Geometry
2D Geometry
Simplify Express your answer as a single fraction in simplest form z 4 7z 6z 7
Divide Write your answer in simplest form 5g 3 3g 1 5g 2 3g 1
College Geometry
Area
Divide Write your answer in simplest form 5g 3 3g 1 5g 2 3g 1
Simplify Express your answer as a single fraction in simplest form 2c C 2 C 2 c
College Geometry
2D Geometry
Simplify Express your answer as a single fraction in simplest form 2c C 2 C 2 c
The Little Hungry Caterpillar ate 1 apple on Monday 2 apples on Tuesday 1 on Wednesday 4 on Thursday 2 on Friday 5 on Saturday and 6 on Sunday 1 10 points Provide as many descriptive statistics for this dataset as you can 2 2 points Draw a chart that you think best illustrates what happened 3 8 points I had a theory that drinking snake oil would improve students academic performance To test my theory I selected 3 healthy male volunteers from my class of 29 and gave each of them a glass of snake oil daily for 100 days The point score for the semester of one of those volunteers was 1 higher than the class average the other two died of stomach ulcers before the final exam and were excluded from data analysis and from the paper I wrote about my tudy Since I had a large sample size 300 and the positive effect was obvious I patented my method and made billions selling snake oil List at least 8 flaws in my study
College Statistics
Statistics
The Little Hungry Caterpillar ate 1 apple on Monday 2 apples on Tuesday 1 on Wednesday 4 on Thursday 2 on Friday 5 on Saturday and 6 on Sunday 1 10 points Provide as many descriptive statistics for this dataset as you can 2 2 points Draw a chart that you think best illustrates what happened 3 8 points I had a theory that drinking snake oil would improve students academic performance To test my theory I selected 3 healthy male volunteers from my class of 29 and gave each of them a glass of snake oil daily for 100 days The point score for the semester of one of those volunteers was 1 higher than the class average the other two died of stomach ulcers before the final exam and were excluded from data analysis and from the paper I wrote about my tudy Since I had a large sample size 300 and the positive effect was obvious I patented my method and made billions selling snake oil List at least 8 flaws in my study
Divide Write your answer in simplest form 3j 4 3j 2 9j 18j 8
College Geometry
Vectors
Divide Write your answer in simplest form 3j 4 3j 2 9j 18j 8
Determine the series of the Given function g x In 1 7x
College Calculus
Limits & Continuity
Determine the series of the Given function g x In 1 7x
Multiply Write your answer in simplest form 8 7 3w 4 5w2
College Geometry
2D Geometry
Multiply Write your answer in simplest form 8 7 3w 4 5w2
Simplify Express your answer as a single fraction in simplest fe 3u 9 10u 4 5 2u 10
College Geometry
Coordinate system
Simplify Express your answer as a single fraction in simplest fe 3u 9 10u 4 5 2u 10
A C 6 in 175 lb in 12 in 12 in B 100 lb in
College Math - Others
Basic Math
A C 6 in 175 lb in 12 in 12 in B 100 lb in
18 The form of the partial fraction expansion of the rational function A none B Ax B b x 2 A x 1 x244 B Ax B Cx D X 1 2 is C A B l X274 x 1 x 1 x 2 X72 DAB x 4 X 1 X 2 BICID D A B Cx b x 1 X 1 2 x2 4 EA Bxt C Cx b x 1 X 1 2 x2 44
College Calculus
Vector Calculus
18 The form of the partial fraction expansion of the rational function A none B Ax B b x 2 A x 1 x244 B Ax B Cx D X 1 2 is C A B l X274 x 1 x 1 x 2 X72 DAB x 4 X 1 X 2 BICID D A B Cx b x 1 X 1 2 x2 4 EA Bxt C Cx b x 1 X 1 2 x2 44
14 Select the appropriate substitution that would Simplify the evalution of the integral I since 0 1 COS 0 do A non B u COSCO C U COS 0 E u 1 cos 0 b u sincol
College Calculus
Indefinite Integration
14 Select the appropriate substitution that would Simplify the evalution of the integral I since 0 1 COS 0 do A non B u COSCO C U COS 0 E u 1 cos 0 b u sincol
Drag the tiles to the correct boxes to complete the pairs Not all tiles will be used C B 90 5 3 Match the trigonometric ratios with their values based on the triangle shown in the diagram sin D cos Cx tan D sin C sin D x cos D tan Cx tan D 22 310 199
High School Math - Others
Trigonometry
Drag the tiles to the correct boxes to complete the pairs Not all tiles will be used C B 90 5 3 Match the trigonometric ratios with their values based on the triangle shown in the diagram sin D cos Cx tan D sin C sin D x cos D tan Cx tan D 22 310 199
S 7 Find the integral x dx using substitution The resulting integral is 1 x2 Anone B S4 du C f1 zdu b f4 zdu E Sth ou Sz 2u 20 2 4 42 1 2 4 421782 Ou ax du
College Calculus
Indefinite Integration
S 7 Find the integral x dx using substitution The resulting integral is 1 x2 Anone B S4 du C f1 zdu b f4 zdu E Sth ou Sz 2u 20 2 4 42 1 2 4 421782 Ou ax du
2 The appropriate substitution for the integral S cos 6 x Sin x dx is and the resulting integral is A U COSCX1 C none B Ul sin x D u cos MECOSX A U COSA S4 1 105t du 48 46 A U cos x Ju u du coscx Su urdu B u sin x Su u du C none 4 COSX e Sinx dx 48 46 E U sin x su uo du 46 48 du S46 1 cos x du
College Calculus
Definite Integrals
2 The appropriate substitution for the integral S cos 6 x Sin x dx is and the resulting integral is A U COSCX1 C none B Ul sin x D u cos MECOSX A U COSA S4 1 105t du 48 46 A U cos x Ju u du coscx Su urdu B u sin x Su u du C none 4 COSX e Sinx dx 48 46 E U sin x su uo du 46 48 du S46 1 cos x du
5 Find the integral 8x 1 dx x 3 x 2 A 8 n X 31 n 1x 2 C B 51n x 31 3 n x 21 C c In 1x 31 3 n 1x 21 C b none 15 Jx x 3 x 2x 1230x 63 6 E 3 n 1x 31 5 n x 21 C 51n1X 31 31n1x 2 C
College Calculus
Indefinite Integration
5 Find the integral 8x 1 dx x 3 x 2 A 8 n X 31 n 1x 2 C B 51n x 31 3 n x 21 C c In 1x 31 3 n 1x 21 C b none 15 Jx x 3 x 2x 1230x 63 6 E 3 n 1x 31 5 n x 21 C 51n1X 31 31n1x 2 C
V 6 Evaluate the integral 2 I sec x tan x dx
College Calculus
Indefinite Integration
V 6 Evaluate the integral 2 I sec x tan x dx
12 Evaluate the indefinite integral S 8 04 18 972 9 C 15 2
College Calculus
Application of derivatives
12 Evaluate the indefinite integral S 8 04 18 972 9 C 15 2
bers use the assumed values and only 1 section Otherwise the math will not work 75 lb L K H A B C D E F 4 ft 4 ft 4 ft 4 ft 4 ft 4 ft 3 15 lb 55 lb 25 lb 35 lb 6 ft
College Math - Others
Basic Math
bers use the assumed values and only 1 section Otherwise the math will not work 75 lb L K H A B C D E F 4 ft 4 ft 4 ft 4 ft 4 ft 4 ft 3 15 lb 55 lb 25 lb 35 lb 6 ft
43 Use integration by parts to evaluate the integral S x e 4 x d x e4ex C 4 Sxe 4xdn xe 4x feux dx xe 4x 4 4n
College Calculus
Indefinite Integration
43 Use integration by parts to evaluate the integral S x e 4 x d x e4ex C 4 Sxe 4xdn xe 4x feux dx xe 4x 4 4n
M For each of the indefinite integrals below choose which of the following substitution would be most helpful in evaluating the integral enter the appropriate A x 7tan o 16 7 sino C x 7seco C B 1 SX 1 5 x 2 dx 2 5 x2 440x 49642 A 3 S 1491213 4 x 49 512x 51x2 dr A
College Calculus
Indefinite Integration
M For each of the indefinite integrals below choose which of the following substitution would be most helpful in evaluating the integral enter the appropriate A x 7tan o 16 7 sino C x 7seco C B 1 SX 1 5 x 2 dx 2 5 x2 440x 49642 A 3 S 1491213 4 x 49 512x 51x2 dr A
Simplify Express your answer as a single fraction in simplest form P 2p 12p 24 4p 8
College Geometry
2D Geometry
Simplify Express your answer as a single fraction in simplest form P 2p 12p 24 4p 8
The number of hits on a certain website follows a Poisson distribution with a mean rate of 3 per minute Part A Define a function for calculating the probability of poisson distribution def poisson manual x lmbd Define poisson distribution based on x and lambda You can assume that x is a non negative intege You may want to use following functions math e math factorial Inputs x x lambda Lmbd Output prob I
College Statistics
Probability
The number of hits on a certain website follows a Poisson distribution with a mean rate of 3 per minute Part A Define a function for calculating the probability of poisson distribution def poisson manual x lmbd Define poisson distribution based on x and lambda You can assume that x is a non negative intege You may want to use following functions math e math factorial Inputs x x lambda Lmbd Output prob I
Simplify Express your answer as a single fraction in simplest form b 5b b 2
College Geometry
2D Geometry
Simplify Express your answer as a single fraction in simplest form b 5b b 2
Simplify Express your answer as a single fraction in simplest form a 9 a 10
College Geometry
2D Geometry
Simplify Express your answer as a single fraction in simplest form a 9 a 10
Consider the data set represented by the dot plot 500 1000 Which word best describes the red data point Outlier Absolute Deviation Unbalanced Third quartile 1500
College Statistics
Probability
Consider the data set represented by the dot plot 500 1000 Which word best describes the red data point Outlier Absolute Deviation Unbalanced Third quartile 1500
1 Find the area of the cross section of the rectangular prism shown below Round all calculations to the nearest tenth 11 cm 8 cm 15 am Note The figure is not drawn to scale a 187 cm b 139 7 cm c165 cm d 255 cm
College Algebra
Complex numbers
1 Find the area of the cross section of the rectangular prism shown below Round all calculations to the nearest tenth 11 cm 8 cm 15 am Note The figure is not drawn to scale a 187 cm b 139 7 cm c165 cm d 255 cm
125 lb H 75 lb G FL A B C ID 4 ft 4ft 4 ft 4 ft 4ft 90 lb 4 ft EI
College Math - Others
Basic Math
125 lb H 75 lb G FL A B C ID 4 ft 4ft 4 ft 4 ft 4ft 90 lb 4 ft EI
PART 7 METAPHASE II for 2n 4
Biology
Cell Cycle and Cell Division
PART 7 METAPHASE II for 2n 4
a Homologous Chromosomes Before Replication b Homologous Chromosomes After Replication c Diploid Somatic Cell 2n 4 after DNA Replication PART 2 MEIOSIS PREPARATION a A cell 2n 4 at Metaphase 1 of Meiosis b How do you indicate homologous pairs of chromosomes Where did this organism get each member of a homologous pair of chromosomes ART 3 MEIOSIS 2n 10 complete on separate pieces of paper and attach to lab results
Biology
Cell Cycle and Cell Division
a Homologous Chromosomes Before Replication b Homologous Chromosomes After Replication c Diploid Somatic Cell 2n 4 after DNA Replication PART 2 MEIOSIS PREPARATION a A cell 2n 4 at Metaphase 1 of Meiosis b How do you indicate homologous pairs of chromosomes Where did this organism get each member of a homologous pair of chromosomes ART 3 MEIOSIS 2n 10 complete on separate pieces of paper and attach to lab results
3 M 3 0 N 5 2 O 3 4 P 1 2 MN slope MN OP slope OP MP slope MP NO slope NO
High School Geometry
Vectors
3 M 3 0 N 5 2 O 3 4 P 1 2 MN slope MN OP slope OP MP slope MP NO slope NO
Find the zeros of the function f x x 7x 7 Round values to the nearest hundredth if necessary Answer Attempt 1 out of 2
College Algebra
Quadratic equations
Find the zeros of the function f x x 7x 7 Round values to the nearest hundredth if necessary Answer Attempt 1 out of 2
Find M14 and M33 for matrix A 96 00 1 2 00 A 8 66 9 5 3 M14 12 M33 40
College Algebra
Matrices & Determinants
Find M14 and M33 for matrix A 96 00 1 2 00 A 8 66 9 5 3 M14 12 M33 40
Find the first derivitative example g 1 1 x 2
College Calculus
Differentiation
Find the first derivitative example g 1 1 x 2
21 4 Describe two groups of microbes at the vents along with their metabolic activities that facilitate symbiosis and or genera metabolism in these communities How do these organisms interact with the biogeochemistry at the vents and in the deep ocean Ch 21 How does the structure of the host and microbe impact functionality of the symbiosis
Biology
Ecology - General
21 4 Describe two groups of microbes at the vents along with their metabolic activities that facilitate symbiosis and or genera metabolism in these communities How do these organisms interact with the biogeochemistry at the vents and in the deep ocean Ch 21 How does the structure of the host and microbe impact functionality of the symbiosis
2 2x 2 3 dx x 3x
College Calculus
Indefinite Integration
2 2x 2 3 dx x 3x
J 2 Improper integrels edx x4 2
College Calculus
Definite Integrals
J 2 Improper integrels edx x4 2
Question Find the zeros of the function f 2x 16 8x 31 Round values to the nearest hundredth if necessary Answer Attempts out of 2
College Algebra
Quadratic equations
Question Find the zeros of the function f 2x 16 8x 31 Round values to the nearest hundredth if necessary Answer Attempts out of 2
Question Watch Vide Show Exam Using the rational root theorem list out all possible candidate rational roots of f x 5x 222 3r 23 Express your answer as integers or as fractions in simplest form Use co to separate
College Algebra
Complex numbers
Question Watch Vide Show Exam Using the rational root theorem list out all possible candidate rational roots of f x 5x 222 3r 23 Express your answer as integers or as fractions in simplest form Use co to separate
Question Given 0 simplify 25x10 completely Answer Attempt 1 out of 2
College Algebra
Complex numbers
Question Given 0 simplify 25x10 completely Answer Attempt 1 out of 2
4 A ballon being filled at rate of rct liters per sec Starting with a volume of o liters at time t 0 What is an expression that represents the volume of the ballon after 2 min in liters 2 A S r of 120 of B So randt C fire rus of E none
College Calculus
Differentiation
4 A ballon being filled at rate of rct liters per sec Starting with a volume of o liters at time t 0 What is an expression that represents the volume of the ballon after 2 min in liters 2 A S r of 120 of B So randt C fire rus of E none
Consider the following recursive function fun x y What is the value of fun 4 3 int fun int x int y if x O return y return fun x 1 x y O 10 O 11 O 12
College Math - Others
Basic Math
Consider the following recursive function fun x y What is the value of fun 4 3 int fun int x int y if x O return y return fun x 1 x y O 10 O 11 O 12
Which do you think is most deadly A Ground shaking B Liquefaction C Fire D Tsunami E Landslides
Biology
Ecology - Environmental Issues
Which do you think is most deadly A Ground shaking B Liquefaction C Fire D Tsunami E Landslides
Determine whether the series 1 1 2 1 k2 k 1 is absolutely convergent conditionally con vergent or divergent 1 conditionally conver 2 absolutely converger 3 divergent
College Calculus
Differential equations
Determine whether the series 1 1 2 1 k2 k 1 is absolutely convergent conditionally con vergent or divergent 1 conditionally conver 2 absolutely converger 3 divergent
Collins Company is preparing its master budget for April Use the given estimates to determine the amounts necessary for each of the following requirements Estimates may be related to more than one requirement a What should total sales revenue be if territories A and B estimate sales of 10 000 and 16 000 units respectively and the unit selling price is 48 b If the beginning finished goods inventory is an estimated 2 000 units and the desired ending inventory is 3 000 units how many units should be produced 27 000 c What dollar amount of material should be purchased at 4 per pound if each unit of product requires 3 pounds and beginning and ending materials inventories should be 5 000 and 4 000 pounds respectively x d How much direct labor cost should be incurred if each unit produced requires 1 5 hours at an hourly rate of 17 e How much manufacturing overhead should be incurred if fixed manufacturing overhead is 55 000 and variable manufacturing overhead is 2 50 per direct labor hour
College Math - Others
Basic Math
Collins Company is preparing its master budget for April Use the given estimates to determine the amounts necessary for each of the following requirements Estimates may be related to more than one requirement a What should total sales revenue be if territories A and B estimate sales of 10 000 and 16 000 units respectively and the unit selling price is 48 b If the beginning finished goods inventory is an estimated 2 000 units and the desired ending inventory is 3 000 units how many units should be produced 27 000 c What dollar amount of material should be purchased at 4 per pound if each unit of product requires 3 pounds and beginning and ending materials inventories should be 5 000 and 4 000 pounds respectively x d How much direct labor cost should be incurred if each unit produced requires 1 5 hours at an hourly rate of 17 e How much manufacturing overhead should be incurred if fixed manufacturing overhead is 55 000 and variable manufacturing overhead is 2 50 per direct labor hour
3 Let sin A with 180 A 270 and find 5 1 sin 2A 2 cos 2A
College Calculus
Application of derivatives
3 Let sin A with 180 A 270 and find 5 1 sin 2A 2 cos 2A
Estimate cos x2 da using a the Trapezoidal Rule and b the Midpoint Rule each with n 4 Give each answer correct to five decimal places a T 0 84549 b M 0 5373 c By looking at a sketch of the graph of the integrand determine for each estimate whether it overestimates underestimates or is the exact area 1 T Underestimate Overestimate 2 M4 d What can you conclude about the true value of the integral A TA cos x dx M4 B T4 C TA cos x2 dx and M4 cos x dx cos x dx and M4 f cos x dx D No conclusions can be drawn E MA cos x2 dx T
College Math - Others
Mathematical Induction
Estimate cos x2 da using a the Trapezoidal Rule and b the Midpoint Rule each with n 4 Give each answer correct to five decimal places a T 0 84549 b M 0 5373 c By looking at a sketch of the graph of the integrand determine for each estimate whether it overestimates underestimates or is the exact area 1 T Underestimate Overestimate 2 M4 d What can you conclude about the true value of the integral A TA cos x dx M4 B T4 C TA cos x2 dx and M4 cos x dx cos x dx and M4 f cos x dx D No conclusions can be drawn E MA cos x2 dx T
Prove each of the following identities 31 sin x cos x 1 sin 2x 32 cos xsin x cos x sin x cos 2x 1 cos 20 33 cos 2 sin 20 35 cot 1 cos 20 37 cosxsin x cos 2x 39 sin 303 sin 0 4 sin 0 41 2 csc 2x tan x cotx 34 sin 36 cos 20 1 cos 20 2 1 tan 0 1 tan 0 38 sin x cos x cos 2x 40 cos 304 cos 0 3 cos 42 2 cot 2x cot x tan x
College Calculus
Vector Calculus
Prove each of the following identities 31 sin x cos x 1 sin 2x 32 cos xsin x cos x sin x cos 2x 1 cos 20 33 cos 2 sin 20 35 cot 1 cos 20 37 cosxsin x cos 2x 39 sin 303 sin 0 4 sin 0 41 2 csc 2x tan x cotx 34 sin 36 cos 20 1 cos 20 2 1 tan 0 1 tan 0 38 sin x cos x cos 2x 40 cos 304 cos 0 3 cos 42 2 cot 2x cot x tan x
For each independent situation below determine the missing amounts A B C D Beginnning inventory 6 000 x 2 000 X Produced 40 000 22 000 x 60 000 Available x x 26 000 69 000 Sold 45 000 33 000 X x Ending inventory x 10 000 11 000 3 000
College Math - Others
Basic Math
For each independent situation below determine the missing amounts A B C D Beginnning inventory 6 000 x 2 000 X Produced 40 000 22 000 x 60 000 Available x x 26 000 69 000 Sold 45 000 33 000 X x Ending inventory x 10 000 11 000 3 000