Calculus (Answer Check)

87,537 results, page 19


Use the Fundamental Theorem of Calculus to find G'(x) if: G(x)=∫ up(x²) bottom(1) cost dt


calculus. suppose dR/dt= (d/R)^(2) and P(1) 4. separate the differential equation, integrate both sides


Use the second fundamental theorem of calculus to find F'(x) F(x)=The integral from 0 -> x^2 (Sin(x)^2)dx

Poem: Incident in a rose garden: By Donald Justice

Could someone please check my answers to the poem thanks. 1. How does the gardener recongize Death? Answer: The gardener recognizes death as a dressed spanish waiter. 2. Why is the gardener afraid of Death? Answer: The gardener is afraid of death because he wants to see his ...

help !! chemistry

H2O(g) + Cl2(g) 2 HCl(g) + ½ O2(g) Heat of Reaction is WebAssign will check your answer for the correct number of significant figures. kJ Changed: Your submitted answer was incorrect. Your current answer has not been submitted. Information: COCl2(g) + H2O(g) CH2Cl2(l) + O2(g...


Can someone check my work for the following? I am supposed to use the five-step method to solve & check, but I don't know what that is. Anyway 1. One-third of a number is 5 less than half of the same number. What is the number? My answer: 1/3x = 1/2x - 5 6(1/3x) = 6(1/2x) - 6...

AP Calculus

A particle is moving along a horizontal straight line. The graph of the position function (the distance to the right of a fixed point as a function of time) is shown below. Answer the following questions only on the interval (0,8). 1. When is the particle moving toward the ...


I rewrote the procedures passengers go through when travelling by air. I sometimes doubt whether it is better to use the imperative or the you-form. Can you please help me check them? 1) Enter the airport and check your flight number and the boarding time of your flight on the...

Calculus Help

Use calculus to find the area A of the triangle with the given vertices. (0, 0), (3, 1), (1, 8) A = ????

Probability - CHECK

Could someone check my answers for these questions: 62. Powerball is played with 55 white balls, numbered 1 through 55 and 42 red balls, numbered 1 through 42. Five white balls and one red ball are drawn. In how many ways can a player select the six numbers? Answer: 141607962 ...

Health care

Please check my answer thanks :) Medicare and Medicaid financial issues put constraints on .... 1., physician services 2. critical care centers 3. public hospitals 4. outpatient services now here is the problem I think it is all of them but I can only pick one answer so I ...


Math Problem: Find the area of a circle that has a radius of 14 feet. Round your answer to the nearest hundredth. Would someone please check the way I worked this and let me know if I did it correct or not? Thank You A=3.14 (14ft)2 A=3.14 (196) A=615.44 Im thinking I didn't ...

Social Studies

Hai I was wondering if you could check my answer? It doesn't really talk about this in my text book, and it doesn't really help if I look it up online. Q: Founded by the Mormons, which city was originally called Deseret? A. San Diego B. Provo C. Santa Fe D. Salt Lake City My ...


Could you please check these also thanks. Directions use with l or d form (de la, de l' des, du, or le, la, les) Isabelle Marquet a une souer, Sophie. Quand les deux soeurs vont au restaurant, Isabelle commande toujours (1)------- poisson. Elle aime bien (2)------- poisson. ...


Water is drained out of tank, shaped as an inverted right circular cone that has a radius of 6cm and a height of 12cm, at the rate of 3 cm3/min. At what rate is the depth of the water changing at the instant when the water in the tank is 9 cm deep? Give an exact answer showing...


Hi! Can you please re-check my answers. Mt teacher said some of them are not right but when I do it again, I still come up with the same answer. This is about Variations. Thanks! 1. What kind of variation equation is a=kbcd --> my answer is joint variation 2. If the joint ...


A cylindrical tank, with height of 15 m and diameter 4m, is being filled with gasoline at a rate of 0.5m^3 / min. a) At what rate is the fluid level in the tank rising? Express your answer in terms of pi. b) About how long will it take to fill the tank? Express your answer to ...


he rate of growth of the profit from an invention is approximated by P'(x)=xe^-x^2, where x represents time measured in years. The total profit in year 1 that the invention is in operation is $15,000. Find the total profit function. I know the answer is +.199 but how? I set up...


How do you know what quadrant these two are in? I'm having a little trouble determining. Can someone check if my answers are correct for all and help me fix it to make it right. 10.) The point is on the x-axis and 12 units to the left of the y-axis. My answer: (0, -12) 12.) y&...


when a window is displayed in front of another window,its said to be? (a)a screen saver (b)minimized (c)the active window (d)multitasked my answer is c which of the following options is used to view a computers memory properties? (a)device manager (b)control panel (c)...

Calculus, bobpursley!

This has to do with my last Calculus problem. I need help on it..The part I replied to after you answered the question.


The area is bounded by y= x^3, x= 2 is rotated around the x-axis. Find the volume using calculus.

math, calculus 2

Use part 1 of the Fundamental Theorem of Calculus to find the derivative of g(x)= integrate from 9x to 4x of ((u+4)/(u-1))du


1)Find the sixth term of the geometric sequence for which a1=5 and r=3 a.1215 b.3645 c.9375 d.23 answer=a 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3,... answer=d 3)Find four ...

Scienece 7R HW Check! (just 1 qs.)

Why is mitosis an important life process? My Answer: The reason why mitosis is an important to life process is because it reproduce. Am I correct???? Yes or no If no then please explain why. BTW: I didn't guess that answer ot anything I done a little research throught my notes...

Business Fiance

On November 1, 2009, Broom Company received a bank statement that showed a $2950 balance. Broom showed a $4010 checking account balance. The bank didn't return check No. 124 for $1080 and check No.138 for $720. A $3200 deposit made on October 30 was in transit. The bank ...

Pre-calculus-check answers

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...

Pre-Calculus-check answers

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...

Pre-Calculus-check answers

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.75 per bag and sells them for $6.00. It buys ...


Hey this is my question: At a temperature of 300°C and a pressure of 40.5 MPa, 90.0 mol of H2(g) and 80.0 mol of N2(g) are injected into a reaction vessel. When equilibrium is established, 37.0 mol of NH3(g) are present. The number of moles of H2(g) present in this ...


The Sun's surface layer is called the photosphere True or false? I think the answer is true. A star system has at least 3 stars. True or false? I think the answer is false. I am not completely sure on these. Could someone check them for me?

Dogs Hunting Training

Please check my answer thanks :) Typically what is the generally recognized maximum distance for a retrieve ? A. 100 feet B. 250 feet C. 100 yards D. 200 yards My answer is C 100 yards

Introduction to Graphic Design

Hello! Thanks for checking my question out! ____ 6. What term used to be defined as “removing a paragraph or other segment of text from a manuscript with a blade and gluing it into a different part of the manuscript”? (1 point) a) calligraphy b) clip art c) crop d) cut and...

Plz help check my answer!!?

The commute times during rush hour traffic on a local interstate have a mean of 25 minutes and a standard deviation of 5 minutes. Repeated studies of this section of interstate are considered normally distributed. What percent of commuters drive between 20 - 25 minutes to work...

Algebra HELP

Could someone please check this answer. Given y= x^2, how would the graph of y= x^2-2 differ? A. It shifts 2 units up B. It shifts 2 units down C. It shifts 2 units left D. It shifts 2 units right Answer: B

Socials please check my answers

pleaes chack my answers: what are the horizontal lines on a map called? my answer= latitudes what are the vertical lines on a map called my answer= longitudes


Compute (f^-1) (2) if f(x) = 7x + 3cos(x) + 2sin(x).... We tried solving it in the form (f^-1)(a) = (1/f'(f^-1(a))... or is this a u-sub problem? We are trying to figure out whose way is right with one getting the answer as 1/2 and the other 1/10... we are getting mixed up ...


Determine whether the integral is divergent or convergent. If it is convergent, evaluate it. If it diverges to infinity, state your answer as INF. If it diverges to negative infinity, state your answer as MINF. If it diverges without being infinity or negative infinity, state ...

dog behavior

please check my answer thanks so much :) What is the suggested method of testing a dog for graduation requirements? A. Observe the dogs during classes and check off when they properly perform a command. B. Test the dogs privately during the class before the graduation exercise...


Add these two vectors: I used component law, and I got an answer, but I am unsure as to how to do the direction at the end. Add: 9m/s [N30E] and 2m/s [N60E] I wound up with 10.8m/s and I found an angle of 55 but I am unsure as to what do with the 55: thanks for the help, I ...


You have been retained to analyze how many check-in agents should be used at a check-in counter for a large hotel. During normal business hours, customers arrive at a rate of about 24 per hour, and it takes about 7 minutes to complete the check-in process. Both the poisson ...

math plase check

What number would be used to represent a temperature of 7- degrees below zero. I think its is -.70 please check


A 13 ft ladder is leaning against a house when its base begins to slide away. By the time the base is 3 ft from the house, the base is moving at the rate of 5 ft/sec. Answer the following: At what speed is the top of the ladder sliding down the wall at that time? Answer = ft/...


Here's another one - I think that I am starting to understand it. Find dy/dx by implicit differentiation: x^7 = cot y My answer is csc^2y / 7x^6


Use integration by parts to find the given integral: ∫_9^1 (7t - 42)e^(7 - t) = [-28(1 + e^8)] / e^2 Is my answer correct? or... is it.. = -70e^(-2) + 14e^6


I am having a mental block. I have the answer to the question. It is (-‡,‡). I just need help figuring it out. The equation is: x^2+1>0


[Linear Approximations and Differentials] I tripled checked my work but I'm still not getting the correct answer. y=3x^2 x=3 & delta x =0.2 I get 3(3.2)^2 - 3(3) = 21.72


Find an equation of the plane orthogonal to the line (x,y,z)=(-4,-9,9)+t(-8,-1,5) which passes through the point (-9,9,-4). Give your answer in the form ax+by+cz=d.


The problem is Find the difference quotient and simplify your answer F(x)=5x - x^2, F(5+h) - F(5) over h ^2 this means power of two


Find the derivative of the given function. Simplify and express the answer using positive exponents only. y= ((9x^2-4)^3/7x^2+4)


find the domain of the following function. State your answer in interval notation. f(x) = 5x + 10/ x + sqrt -26x - 169


Use the remainder theorem to find which of the following is not a factor of x3 + 12x2 + 47x + 60 the answer is x-5 but idk why


Find all relative extrema of the function. (Enter NONE in any unused answer blanks.) f(x) = x4 – 8x3


solve the following exponential equation 9^x=6 I get In6/In9 what is the answer approximated three decimal places?


Simplifying Complex Fractions [(x+3)/12] / [(4x-5)/15] [(x+3)/12] x [15/(4x-5)] (x+3)5/4(3x-5) (5x+15/12x-20)<-- final answer Did I do this right. If not could you please explain how to do it correctly

pre calculus please help

Find all solutions of the equation tan^5 x - 9tan x =0. The answer is Ak\pi where k is any integer, the constant A=???

calculus help

What constant acceleration is required to increase the speed of a car from 22 mi/h to 50 mi/h in 3 s? (Round your answer to two decimal places.)


find area of the region bounded by the curves y=x^2-1 and y=cos(x). give your answer correct to 2 decimal places.


How do you integrate 2x^5 • e^x^2 ? I would say that this cannot be evaluated because the answer is more complicated than the original problem. Am I correct? Or is it doable?


If h(x) = csc(x), find the inverse h^(-1)(x). express answer in terms of sin^(-1), cos^(-1) or tan^(-1) Don't know where to start -


The function f is given by f(x)=3x^2+1. What is the average value of f over the closed interval [1,3]? The answer I get is 12, but the book says it's 14. I don't understand why.


How would you use series to evaluate the lim(x->0) of (x-arctanx)/x^3? I'm getting stuck, and the answer says it's 1/3 but I don't know how they got there.


For a cylinder with a surface area of 20 20, what is the maximum volume that it can have? Round your answer to the nearest 4 decimal places.

Calculus II

Find the derivative of 5^(x^3+x) I know the answer, it's: 5^(x^3+x)*ln(5)*(3x^2+ 1) I just need some help on how to derive that. What rule is at work here? where did the ln come from?


1. Chris makes an open-topped box from a 30-cm by 30-cm piece of cardboard by cutting out equal squares from the corners and folding up the flaps to make the sides. What are the dimensions of each square to the nearest hundredth of a centimetre, so that the volume of the ...


Arrange the following ions (Cu^2+. Zn^2+, Al^3+, and Mg^2+) in order of decreasing ability to be reduced. Could someone check my answer and see if it is right? Thanks Cu^2+ > Zn^2+ > Al ^3+ > Mg ^ 2+


In how many different ways can you roll doubles in a monopoly game when you use two die? Please check my answer = 6


Please check my answer: Multiply and simplify (8a^7)/(11p^3) * (121p^8)/(64a) I got (968a^7p^8)/(704ap^3) Is this correct?

Vocabulary- check my answer

The shirt that Jack stole was worth just three dollars, so he was only charged with a _________.


1. How many ways can the letters in the word LINEAR be arranged? a. 360 b. 720 c. 120 d. 240 is the answer a?


Will you check this answer for me? the half-life of strontium-87 is 2.8hr. What percentage of this isotope will remain after 8 hours and 24 minutes? ?? 34%

SS7R - HW Qs. Check (Q4)

Plantations, farms that used slaves to care for it's crops were located in the ____________ answer - south am i correct????

socials please check

how many time zones are there in canada? My options are: a.) 5 b.) 10 c.) 7 though i tried answering this and i got 6? what is the correct answer

alg2 check

a.)write the equation of the line that has a slope of -2 and a y-int of -6. I don't understand if I use y=mx+b or would I plug this in If im trying to get an answer?

Chemistry Check?

Balance Chemical Equations; 1. C2H6(g)+O2(g)---->H2O(g)+CO2(g) Answer: 2C2H12(g)+2O7---->H12O6+2C2+O8


Volume (mL) of 2.15 M potassium hydroxide that contains 8.09 g of solute WebAssign will check your answer for the correct number of significant figures. mL

math 9

Identify the solution(s) of the system of equations, if any. 3x-2y=6 5x=5-25y A) (28/13, 3/13) B) (-3/17, 32/17) C) (32/17, -3/17) D) (32/9, 7/3) I think the answer is D but i did my check and still comes out incorrect

office finances

when writing a check which portion should be filled in first b.stub c.amount d.signature my answer is a

Math check (:

find the volume of the cone with a radius of 6in. and a height of 11in. MY ANSWER: 415 in^3 (Is it right?) thank you in advance!

Math please check my answer?

This is my last question. What is the domain of the function below? f(x)= e^(x-4)-2 I got all real numbers is that correct?

science (check)

carrying capacity is the maximum number of _____ that an ecosystem can support. . . . My Answer: Individuals in a population (Is it right?)


Factor each expression completely. show some sort of check to confirm your answer. (hint: think FOIL) x^2+11+30 x^2-5x-14 9x-16

Grammar Answer Check

The balm, his [singing], soaked in through my roots and flowed to the tips of my branches. -- indirect object?

P.E. help please

It is important to(blank) thr victim before calling 911 A. Call B. Care C. Check D. Catch Is the answer C?


Can you check to see if I'm correct? Which of these substances are elements? a. silicone b. quartz c. iodine d. water e. silicon f. lead is the answer: c, e, and f?


4x^5 -2x^3 +2x +4 by 2x+1 synthetic division Would it be like this: 2x+1=0 ; x=-1/2 -1/2 |4 0 -2 0 2 4 | -2 1 .5 0 -1 |___________________ 4 -2 -1 .5 2 3 4x^4 -2x^3 -x^2 +.5x +2 R 3/2x+1 Is this correct? Can you check my answer multiplied by 2x+1 to see if it gives me the ...


Solve the following equations for x and check the solution using log. 2^6x-1 = 28 The answer is log56/6log2. Explain each step.


What is the lowest common denominator of the four fractions listed below? 20 7/10; 20 3/4; 18 9/10; 20 18/25 a. 2 b. 40 c. 50 d. 100 Answer-a Please check the above.

Algebra 2

Will someone please check if I am right???? find the second and third term of the arithmetic sequence -7, __,__,-22,-27... Options: -12,-15*** My Answer -17,-12 -10,-17 -12,-17

Math Check

Find the volume when the solid has a base of the x-axis and a semi-circle of y=sqrt(25-x^2). My answer is 500/3. Is that correct?


can you check my work I really do not understand. Find the standard form of the equation of the parabola with focus(8,-2) and directrix x=4. answer= (y+2)^2=-16(x-12/8)

Math (please check my answer!!)

Which of the following is the point of concurrency of the medians of the triangle? A. The incenter B. The circumcenter C. The orthocenter D. The centroid <<<

Calculus; Product Rule

Find the value of dy/dx for the given value of x. a) y = (1 - 2x)(1 + 2x), x = 1/2 y' = 2(1 + 2x) + 2(1 - 2x) y' = 2 + 4x + 2 - 4x y' = 4 How do I find the derivative at x = 1/2 if there is no x variable to substitute the x value with? According to my textbook, the answer is -...


Find the arc length of the graph of y = x from x = 0 to x = 3 using calculus.


I need help with this calculus problem. H(S)=S/(1+S) If F 1/2, -1/2 & (a+1)? I can't figure out what this mean /?


Why do we end up with f(x) instead of f(t) on the second fundamental theorem of calculus?


Use the Fundamental Theorem of Calculus to find G'(x) if: /x² G(x)= / cos t dt / 1


relative extrema x^3 + 1/2x^2 - 2x + 5 Ok I have 3x^2 + x - 2 = 0 Am I on the right track? I think i know why I kept on asking for help with these pribelms. I forgot the step of factoring. Please check... 3x^2 + x - 2 = 0 (3x-2)(x+1)=0 x=2/3, x=-1 Correct. Nice job. If you ...


can you check my answers? Find Pk + 1 if Pk = 7 + 13 + 19 + ...+[6(k - 1)+1] + (6k + 1) 7 + 13 + 19 + …+[6(k - 1) + 1] + (6k + 1) + [6(k + 1) + 1] 8 + 14 + 20 + …+[7(k - 1) + 1] + (7k + 1) 7 + 13 + 19 + …+(6k + 1) 7 + 13 + 19 + ...+[6(k - 1) + 1] + (6k7 +1) + (6k + 2) ...


Assume heights and weights are normally distributed with the given means and standard deviations from the table below. Strata Mean Standard Deviation Mean Standard Deviation Height Height Weight Weight (inches) (inches) (pounds) (pounds) U.S. Men 69.3 2.8 191 28 U.S. Women 64....


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