# find d/dx (integral from 2 to x^4) tan(x^2) dx tan(x^4)^2*4x^3 MY ANSWER

140,654 results, page 81-
## math

Find the distance between the two points. Round an approximate result to the nearest hundredth. (-1, -1) and (3, -7) A) 7.21 B) 26 C) 6.93 D) 24 i don't know if i am doing something wrong but i keep getting the answer of 2

*asked by JEN on November 18, 2009* -
## math

Find the area of the regular polygon. Round your answer to the nearest tenth. the individual sides are 10 the radius is 13.07

*asked by rebecca on May 4, 2013* -
## Math

Find the equation of the line that passes through the pair of points. Write your answer in slope-intercept form (2,-5)(2,-1)

*asked by Cynthia on December 8, 2012* -
## G.p.

Find the sum of the geometric series 1+1/2+1/4+1/8+...to 12th terms, sir how are this question answer 4095/2048

*asked by Warnar on December 8, 2016* -
## Practice Exam Calculus

f(x) = 6sqrt{x}- 9x n the interval [1,9]. f(c)=f(9)-f(1)/9-(1)=? Verify that the conclusion of the Mean Value Theorem holds by computing Now find,c in (1, 9) so that f'(c) equals the answer you just found. c=?

*asked by Sara on October 22, 2013* -
## geomerty

Find the area of the regular polygon. Round your answer to the nearest tenth. the individual sides are 10 the radius is 13.07

*asked by sarah on May 4, 2013* -
## physics

A car accelerates uniformly from rest to a speed of 21.5 km/h in 6.9 s. Find the distance it travels during this time. Answer in units of m

*asked by sophia on September 12, 2013* -
## algebra 1

Find the x and y intercept of this equation: 10x-70y=210 I keep getting the wrong answer. Can you show me how to set it up and work it out?

*asked by Brainiac on October 2, 2014* -
## Math

How would I find the smallest three digit number that is divisible by exactly three different prime numbers? My friend says the answer is 2 - 3 - 17 but won't tell me how he got it. Any help would be much appreciated. Thank You.

*asked by Kyle on August 9, 2015* -
## Calculus

The region between the graphs of x=y^2 and x=6y is rotated around the line y=6. Find the volume of the resulting solid please... i am unable to get the correct answer :(

*asked by Adam on October 22, 2010* -
## geometry

Answer has to be in exact form.Find the area of a segment formed by a chord 8" long in a circle with radius of 8".

*asked by dana on January 15, 2012* -
## Math

You roll a number cube twice. Find P(even, then not 2). Write the probability as a fraction in simplest form. Explain your answer. Please help!

*asked by Carrot on June 7, 2017* -
## Algebra I Math

Find the average rate of change from x = 10 to x =17 for the function f(x) = 0.01(2) ^x and select the correct answer below A. 10.24 B. 185.78 C. 1300.48 D. 1310.72 Is it C?

*asked by Help me please, urgent on December 8, 2015* -
## Math 116

_(Y-56)=y+56 is that right. Find an equivalent expression without parenthesis. Subtract _5/16-(-3/8)=1/16 is this right. Please check this for me. Please it seem my problem never get answer I did some last night had not hurt any reply.

*asked by Johnnie on February 17, 2009* -
## Math/Trig

Find the area of the sector, given a central angle of 55degrees and a radius of 5.7 in. Round your answer to the nearest tenth.

*asked by CJ on January 16, 2011* -
## Math

Hi everyone, I would like some help with Math.. And I would like help but if you have time.... My question is: (8x101)+3x101+(7x101010)= I don't really know the answer to this, but while i have this posted I will try to find a way to figure it out.

*asked by Carly on September 30, 2008* -
## phi105

Susan Moller Okin argued against the theories of Rawls, Nozick, MacIntyre and others. Why? can you be more specific to where I might be able to find the answer.

*asked by trudy on March 28, 2010* -
## MATH ~ Functions

Can a graph cross an oblique asymptote? I tried to Google the answer to my question, but I can't find a site that gives me a detailed explanation. help. thank you.

*asked by Jamie on October 23, 2009* -
## To PENNY

Please don't keep posting the same thing. Find your original post below and answer Ms. Sue's questions in order to receive help.

*asked by Writeacher on September 28, 2011* -
## geometry

Answer has to be in exact form. Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.

*asked by dana on January 15, 2012* -
## Trigonometry

Find the area of a sector, given a central angle of 240° and a radius of 15 cm. Round your answer to the nearest tenth please.

*asked by CJ on January 12, 2011* -
## geometry

the arc length of AB is 2^pi ft. find the radius of the circle ABC=43 degree. round your answer to the nearest hundredth.

*asked by Nancy on June 25, 2012* -
## math

Find the area of the segment of the circle. Leave your answer in terms of pi. there is a 90 degree angle and the sides measure is 3

*asked by Izzy on May 4, 2013* -
## Physics

I have a rubber ball. Its diameter is 5.16 cm. Its density is 1.5 Mg/m^3. I need to find its weight in US units. I know to use w=pVg I am coming out with the wrong answer though. Can someone help?

*asked by Morgan on January 26, 2011* -
## Math

Find the cost of each item in 5 years, assuming an inflation rate of 8%. (Round each answer to the nearest cent.)

*asked by Soraya on November 28, 2016* -
## Calculus

Let f be the function given by f(x)= 2x/(sqrt(x^2 +x +1)) c. Write an equation for each horizontal asymptote of the graph of f. d. Find the range of f. Use f'(x) to justify your answer.

*asked by Rachel on January 31, 2014* -
## math

If f(x)=5cos(2ln(x)), find f'(x). My answer is (-5sinx)(2lnx)+(5cosx)(1/x) I just did the product rule can you verify if this is correct please!

*asked by aman on October 29, 2009* -
## algebra

Can anyone tell me where I can go to find a better understanding on how to solve this type of problem: (-7,2); 3x=2y+9. what is the equation of the line is y=() simplify the answer using integers or fractions.

*asked by Amanda R on September 8, 2010* -
## Science

Use the terms atom and element to explain what makes silver and gold different. I've looked online but can not find an answer. Please help and thanks.

*asked by Carlos PLEASE HELP ME on October 26, 2011* -
## stat

Find the area under the standard normal curve to the left of z = 1.88, P(z < 1.88). (Give your answer correct to four decimal places.)

*asked by janet on July 7, 2012* -
## math

Find the surface area of a right rectangular pyramid with a base 10 in by 8 in and a height of 10 in. (Answer to the nearest square inch)

*asked by Anonymous on October 19, 2014* -
## geometry

Find the measure of each exterior angle of a reguler 11-gon. round your answer to two decimal places if neccesary?

*asked by aaron on September 8, 2010* -
## calculus

Let A(x) be the area of the rectangle inscribed under the curve with vertices at (-x,0) and (x,0), x > 0. a. Find A(1). b. What is the greatest value of A(x)? Justify your answer. c. What is the average value of A(x) on the interval 0 < x < 2?

*asked by matt on February 23, 2010* -
## algebra, how to do fractions?

Find the equation for the line that passes through the points ((5/8),(15/32))and((1/3),(1/4)) Give your answer in point-slope form. You do not need to simplify.

*asked by emily d on April 27, 2016* -
## math

Find the total distance slong the longer sides of the rectangle and along the two semicircles. The length is 10 and the height is 4. I think the answer is 32.6 but I'm not sure if it's right. Is it right?

*asked by robert on November 13, 2007* -
## math

ab+cd=34 ac+bd=38 ad+bc=43 what is a+b+c+d=? multiple choice: a)15 b)16 c)17 d)18 e)19 First, I tried guessing and testing, but couldn't find the correct answer. Then I tried isolating a a=(34-cd)/b I'm stuck, there are too many variables

*asked by sh on February 19, 2009* -
## History

Why did the chisholm trail end in abilene, kansas? plz help i read the text it gave me and i still can't find the answer.

*asked by Isaac on January 22, 2018* -
## Geometry

In circle O, diameter RS has endpoints R(3a,2b-1) and S(a-6,4b+5). Find the coordinates of point O in terms of a and b. Express your answer in simplest form.

*asked by Anonymous on December 8, 2011* -
## Trig

Find the exact value of cot(-pi/6). I don't have a lot of work for this one all I have is 30 I guess that was suppose to be the reference angle. answer .58

*asked by Jon on March 6, 2008* -
## math

Find the values of x and y in the two equations below then answer the question that follows. 2^-3=1/x 7^y=1/49 What is the value of xy ? For the first problem i got 8. For the second one i got 1/343 I don't know what im doing wrong or right. Can you please

*asked by James on October 12, 2016* -
## geometry

Find the length of arc AC if the diameter, AB, of circle O is 36 cm. Write answer in terms of pi. Show your work for credit.

*asked by monkey on August 11, 2009* -
## math

A function of three variables is given by, f (x,y,t) = x3y2sin t + 4x2t + 5yt2 + 4xycos t Find ft (3.44,0.58,8.1) giving your answer to 3 decimal places.

*asked by enigma on September 26, 2012* -
## Pre-Calculus-check answers

Use a sum or difference identity to find the exact value of sin 255 degrees Answer: sqrt6-sqrt2/4 Thanks

*asked by Lucy on August 30, 2008* -
## algebra 2

by graphing the system of constraints find the values of x and y that minimizes the objective function x+2y>8 x>2 y>0 >=greater than or equal to my answer was 0,10 am i right?

*asked by the world forgot on September 29, 2017* -
## math

Find the vertical asymptotes (if any) of the graph of the function. (Use n as an arbitrary integer if necessary. If an answer does not exist, enter DNE.) f(x) = 3/(x – 6)^3

*asked by Anonymous on January 28, 2012* -
## math

Peter is three years older than his sister paula. If their combined age is 21 find their actual ages. x+3=21 X+3-3=21-3 X=18 Answer=18 and 3

*asked by ali on September 20, 2015* -
## Trigonometry

How do I find all solutions in the interval [0,2Pi): sin2x=cos2x answer choices are: a.)Pi/8 b.) Pi/8, 5Pi/8, 9Pi/8, 13Pi/8

*asked by Grace on January 2, 2010* -
## MATH

find the area of a regular hexagon with an apothem of 9cm.give answer in simplified radical form?

*asked by bre on April 29, 2009* -
## Science fair

I'm desperately looking for sites that have sample science fair projects in the engineering field. If somehow you could find it in your hearts to help me answer me. Please!

*asked by Loui on October 23, 2007* -
## physics

A car accelerates uniformly from rest to a speed of 24.3 km/h in 5.8 s. Find the distance it travels during this time. Answer in units of m

*asked by neko alice on September 23, 2012* -
## maths

Find the coordinates of the points of intersection of the straight line y = 3x - 6 with the parabola y = x^2 - 6x + 8. a) Graphically b)Prove your answer in (a) algebraically

*asked by Shane on May 2, 2014* -
## Math ( can some one check my answer?)

Find the surface area of the triangular prism. A) 2,216 B) 2,352*** C) 2,384 D) 5,376 (*** means my answer)

*asked by neko🐱 on February 21, 2019* -
## algebra

Find the equation for the line that passes through the points (58,14) (57,27). Give your answer in point-slope form. You do not need to simplify.

*asked by emily d on April 27, 2016* -
## algebra2 please check my answer thanks

find the vertical asymptotes of the following rational function(remember VA is X) x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks

*asked by lisa on October 13, 2013* -
## Pre-Calc

For the triangle shown, find the length AD. (Assume u = 18, v = 18, x = 10°, and y = 10°. Round your answer to two decimal places.) Show work please!!!

*asked by Mike on April 2, 2012* -
## Continuity Calculus Help

The given function is defined for all x > 0 except at x = 8. Find the value that should be assigned to f(8), if any, to guarantee that f will be continuous at 8. (If an answer does not exist, enter DNE.) f(x)= Sqrt( x^2-64/x-8)

*asked by Carli Minacapel on February 8, 2017* -
## pre-calc

Find the area of a triangle with sides of length 5 and 8 and included angle 74°. (Round your answer to one decimal place.)

*asked by Kelvin on March 24, 2012* -
## science

do you where i can find a answer sheet to chapter 9 weathering and erosion? because i really want to ace the next test and i don't know the right answers to it thnx

*asked by kayla on November 16, 2010* -
## Trigonometry

Find the area of a sector, given a central angle of 240degrees and a radius of 15 cm. Round your answer to the nearest tenth.

*asked by Tabby on January 4, 2011* -
## social studies

I have read through my text book for school but can not find the answer to my question. can someone please explain to me why Christianity was appealing to so many Romans?

*asked by A person on May 15, 2014* -
## algebra2 please check my answer thanks

find the vertical asymptotes of the following rational function(remember VA is X) y=x+6/(x^2+11x+30 ) my answer is x+6/(x+6)(x+5) cancel alike term i get 1/(x+5 )and V.A:x=-5 is that right thanks

*asked by lisa on October 13, 2013* -
## Geometry

The measure of a single angle in a regular octagon is (4x + 12)°. Find the value of x. Show equations and all work that leads to your answer

*asked by Clarissa on January 5, 2011* -
## Algebra

Find all complex numbers z such that z^2=2i. Write your solutions in form, separated by commas. So, "1+2i, 3-i" is an acceptable answer format, but "2i+1; -i+3" is not. Thank you!

*asked by Trish Goal on October 23, 2014* -
## physics

Given. a = 25.1 cm and b = 51.2 cm and the forces are F1 = 10.3 N, F2 = 10.6 N and F3 = 14.7 N. The angle between F2 and the horizontal is θ = 27.9 °. Find the magnitude of the net torque on the wheel about the axle through O. Answer in units of N m.

*asked by sim on October 19, 2014* -
## physics

A car accelerates uniformly from rest to a speed of 21.2 km/h in 8.3 s. Find the distance it travels during this time. Answer in units of m

*asked by jen on September 26, 2012* -
## Applied Calculus

Find the relative extrema, if any, of the function. Use the Second Derivative Test if applicable. (If an answer does not exist, enter DNE.) g(x)=x^(3)-9x

*asked by Jacob on March 3, 2013* -
## geometry

Find the surface area of a cone with a slant height of 11 and a radius of 15. Use 3.14 for ð. Round your answer to the nearest tenth.

*asked by Anonymous on December 29, 2013* -
## Social Studies

what region has the workforce to support a new industry I need help asap please help anyone I don't want the answer I just want a link I cant find a good website

*asked by Reata on February 10, 2017* -
## Science

While traveling along a highway a driver slows from 24 m/s to 15 m/s in 12 seconds. What is the automobile's acceleration? How would I show the work and find this answer?

*asked by Robert on October 29, 2012* -
## geometry

The measure of a single angle in a regular octagon is (4x + 12)°. Find the value of x. Show equations and all work that leads to your answer.

*asked by Anonymous on March 17, 2011* -
## Ap Calculus

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

*asked by Karen on February 13, 2019* -
## english- to kill a mocking bird

in the book to kill a mocking bird by harper lee, what did Atticus learn, i have been searching everywhere and cannot find the answer, PLEASE HELP:(

*asked by anon on January 30, 2011* -
## geometry

2004-06-01-04-00_files/i0320000.jpg Find the volume of the cone. Round your answer to the nearest hundredth.

*asked by allison on March 25, 2016* -
## geography (Ms. Sue)

Can you suggest a site where I can find this answer? I do not have my book at home tonight. I need to name at least three items a map's key should include.

*asked by Reed on October 9, 2011* -
## calculus

Find the arc length of the graph of the function over the indicated interval. (Round your answer to three decimal places.) y = ln (sin(x)) ,[π/4,3π/4]

*asked by sammyg on January 24, 2012* -
## 7th grade

I am trying to unscramble ecrfenine in my science homework and cannot get an answer. My mom has read the whole chapter as well with me and we cannot find it. It has to do with scientific method.

*asked by kaitlyn on August 18, 2010* -
## Calculus

Find the limit as x approaches infinity. sqrt(81x^2 + x)− 9x. I've worked this two different ways and have gotten 0 and 1/9, neither of which is the right answer according to the homework system??

*asked by kelly on September 14, 2015* -
## Math/Statistics

A and B are events defined on a sample space, with the given probabilities. Find P(A and B). (Give your answer correct to two decimal places.) P(A | B) = 0.43 and P(B) = 0.75

*asked by Nora on May 29, 2013* -
## history

Analyze the role the Quran played on Islamic art and architecture in the Muslim world. please help I can't find that answer anywhere.

*asked by hotdognibba70 on December 21, 2017* -
## cal

Finding Partial Derivatives Implicitly. Find dz/dx and dz/dy for 3x^(2)z-x^(2)y^(2)+2z^(3)+3yz-5=0 How would you type this in wolfram alpha calcultor to get the answer? Thanks,

*asked by jay on March 15, 2014* -
## geometry

Find the surface area of a cone with diameter 27 m and slant height 19 m. Leave your answer in terms of pie

*asked by Hannah on May 15, 2013* -
## Math Trig

I can't seem to get the right answer on my assignment. I keep on getting 276.403 and seem to get it wrong. Please help. Suppose that cot(θ)=−8.91 and 0∘≤θ

*asked by Felix on May 29, 2017* -
## CALC

Find the area of the region bounded by: y=2x−tan0.18x, x=1, x=5, y=0 Round your answer to 3 decimal places. I get 9 but its wrong! please help

*asked by Sarah on June 16, 2016* -
## precalculus

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)

*asked by Anonymous on December 12, 2016* -
## Algebra

I need some help with algebra I'm not sure how to get to the answer. Find the number of terms in each sequence. 1. a1=4 an=42 d=2 2. a1--0.3 an=-36 d=2.1 3. 1/12, 1/8, 1/6, 5/24, 1/4,......9/8 Evaluate each sum. 1. There is an e like symbol that has a 15

*asked by Jenny on April 8, 2013* -
## Algebra 2

Find all the values of j such that the quadratic equation 5x^2+x+4j=0 has no real solutions. Write your answer as an equality or inequality in terms of j.

*asked by Lexie on August 16, 2009* -
## General Physics II

Find the length of the arc on a circle of radius 10 ft intercepted by a central angle 276. Answer in units of ft.

*asked by Chari' on July 9, 2011* -
## physics

Find the wavelength (in nm) of a photon whose energy is 5.90 x 10-19 J. I understand that I have to use this equation to figure out the problem E=nhf, I just keep getting the wrong answer. Which is 33.68 nm

*asked by Beth on July 21, 2012* -
## Algebra II

Find the exact solutions to 6x^2+x+4=0 by using the quadratic formula. x=-b+-sqrtb^2-4ac/2a -1+-sqrt1^2-4(6)(4)/2(6) -1+-sqrt-95/12 -1-95/12 -96/12 x= -8 -1+95/12 94/12= 7.8333.. [-8, 7.83](answer)

*asked by Jon on March 1, 2008* -
## AP US History

I cannot find this answer anywhere! What is an important Mississippian culture site that is near present-day east St. Louis, Illinois?

*asked by Cassidy on August 17, 2009* -
## math

A and B are events defined on a sample space, with the given probabilities. Find P(A and B). (Give your answer correct to two decimal places.) P(A | B) = 0.43 and P(B) = 0.75

*asked by DeeDee on May 28, 2013* -
## to SRA or Mathmate corrected answers for French

I got the rest execpt this one Marie joue au football. Elle est------. I have been looking in my textbook for the last 20 minutes and still can't find the answer. Can someone please help me!!

*asked by bubbles on October 12, 2009* -
## Math

Please check my answer~ Find the distance between points C (4,12) and D (-2,5) to th3 nearest tenth. d=sqrt(-2,4)^2+(5-12)^2 d=sqrt36+49 d=sqrt85 d=9.2

*asked by Yeri on September 26, 2016* -
## calculus

Find the smallest positive value of x which satisfies 1.400cos(1.000x) Give answer in four decimal places for accuracy.

*asked by Anonymous on November 1, 2011* -
## Algebra 1

A boat travels 36 miles in 60 minutes. Find the unit rate. Round you answer to the nearest thousandth if necessary.

*asked by Anonymous on October 8, 2013* -
## Math

How would I find the derivative of y=cotx with respect to x and also the answer should be in simplified form This is what I got: y= 1/tanx Y= cosx/sinx Idk what to do next

*asked by Fay on December 15, 2015* -
## Physics

Find the average velocity over the time interval from 1 to 3 seconds. Express your answer in meters per second to the nearest integer.

*asked by Whitney on January 30, 2011* -
## Physics

A car accelerates uniformly from rest to a speed of 23.9 km/h in 8.2 s. Find the distance it travels during this time. Answer in units of m

*asked by Jason on October 1, 2013* -
## math

Find the area of the region in problem 6 on page 540 of your text. Use 3.14 for pi. State your answer in square feet.

*asked by Anonymous on January 10, 2012* -
## math

Find the derivative of the function y = sqrt of s^11 + 1 the entire thing is under the square root and and 1 is not in the exponent. Is the answer 1/2 (s^11 +1)^-1/2(11s^10)?

*asked by JJ on April 17, 2012*