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

138,238 results, page 80-
## math check

Find the area under the standard normal curve between -1.32 and the mean, P(-1.32 < z < 0.00). (Give your answer correct to four decimal places.) 0.0968

*asked by Nora 62 on June 2, 2013* -
## 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* -
## 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* -
## 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 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?

*asked by Susie on April 29, 2016* -
## math

find an equation of the line having the given slope and containing the given point express your answer in the form x=a,y=b,ory=mx+b m=-2,(5,0) Do not understand this question.

*asked by vera on September 6, 2009* -
## 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 19, 2010* -
## 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 18, 2009* -
## 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 16, 2013* -
## 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 5, 2013* -
## MATH

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

*asked by bre on April 30, 2009* -
## 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 13, 2016* -
## 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 2, 2008* -
## Math

If I have a triangle and they are asking me to find the perimeter of DEF when EF is 16cm and DE is 12cm would I add those two numbers then subtract 180 from that answer?

*asked by Anonymous on May 9, 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 5, 2013* -
## 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* -
## 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* -
## ALGEBRA

how to do this find the volume of a cylinder if the radius is 8 inches and the height is 10in (ANSWER MAY BE LEFT IN TERMS OF PIE)

*asked by Lisa on December 23, 2011* -
## 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* -
## 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 18, 2011* -
## Math

Jim has $87. He spends $6 for socks and at least $32 for shoes. How much does he have left to spend on shirts? I know the answer is >49 I need to find the inequality equation. Thank you

*asked by Rachel on September 28, 2016* -
## Physical Science, Science

The barometric pressure in Breckenridge, Colorado (elevation 9600 feet) is 580 mm Hg. How many atmospheres is this? How do we find the answer for this?

*asked by Apple on August 25, 2017* -
## 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 22, 2012* -
## statistics

A and B are events defined on a sample space, with the following probabilities. Find P(A and B). (Give your answer correct to two decimal places.) P(A) = 0.5 and P(B | A) = 0.4

*asked by DeeDee on May 26, 2013* -
## General Physics II

A 8.4 kg object oscillates on a spring with an amplitude of 57.7 cm with a maximum acceleration of 9 m/s2. Find the total energy. Answer in units of J.

*asked by Chari' on July 9, 2011* -
## 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* -
## 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 5, 2013* -
## 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* -
## 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* -
## 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* -
## 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* -
## 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* -
## 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* -
## Social studies

Why do you think the Canadian government is opposed to Quebec's becoming a separate nation? I don't want someone to tell me can you provide me with a source so I can find the answer

*asked by david on May 8, 2017* -
## Math-Trig

Answer to four significant figures, or to the nearest minute. f) one vertex angle of a rhombus is 25°. Find the ratio of the diagonals.

*asked by Jessica on April 19, 2016* -
## 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* -
## 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* -
## 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* -
## 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 9, 2011* -
## math

Find an equation of the line that has a positive slope and is tangent to the circle (x-1)^2 +(y-1)^2=4 at one of its y-intercepts . Write your answer in the form of y=mx+b.

*asked by jen on March 2, 2008* -
## 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 31, 2008* -
## History Help!

What arguments did supporters of the public school movement make to support their cause? can you help me find some sources to search up this answer..??

*asked by Angela on February 25, 2014* -
## 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* -
## 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 18, 2009* -
## 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* -
## 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* -
## 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* -
## precalc

Find the length of the arc on a circle of radius 7 ft intercepted by a central angle 220◦ . Answer in units of ft

*asked by yolo on October 12, 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 27, 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* -
## 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 25, 2012* -
## elementary stats

A binomial random variable is based on n = 28 and p = 0.7. Find x2P(x). (Give your answer correct to two decimal places.) 1

*asked by Toni on March 30, 2013* -
## 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* -
## 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* -
## math

A function of two variables is given by, f(x,y) = e^2x-3y Find the tangent approximation to f(0.989,1.166) near (0,0), giving your answer to 4 decimal places.

*asked by enigma on September 26, 2012* -
## 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* -
## 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* -
## Social Studies

Mrs. Sue What would James k. Polks dreams for america be? I have to do a project on this and I searched for answer and I could not find anything useful...Thank you in advance :-)

*asked by M on March 20, 2015* -
## math-trig

Use the double angle identities to find sin2x if sinx= 1/square of 17 and cosx

*asked by conner on September 24, 2010* -
## 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 30, 2012* -
## 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* -
## 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* -
## physics

A car accelerates uniformly from rest to a speed of 24.2 km/h in 5.1 s. Find the distance it travels during this time. Answer in units of m

*asked by Asdfghjkl on October 14, 2011* -
## government

are third party efforts essentially a waste of time in America? who were the 4 greatest presidents and why? (did anyone know the site or where i could find the answer for this???)

*asked by jane on November 28, 2008* -
## 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* -
## 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* -
## 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* -
## 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 2, 2013* -
## 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* -
## 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* -
## 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* -
## 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* -
## Calculus Help Please!!!

If x^3 - y^3 =3 , use only implicit diff. to find d^2y/dx^2 . Express your answer in terms of x and y only and write is as a proper fraction that is completely simplified as much as possible.

*asked by Tanya on April 8, 2014* -
## 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 27, 2011* -
## math (check please)

find the volume of a square pyramid with a base length of 9cm and a height of 4cm. ANSWER: 108 cm^3 (is it right?)

*asked by luna on March 20, 2014* -
## 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* -
## 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* -
## 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* -
## AP Chemistry

Find mass of liquid water required to absorb 3.94 X e4 of heat energy on boiling. Answer in units of g

*asked by Rohan on September 22, 2012* -
## 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 23, 2010* -
## 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 10, 2011* -
## 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* -
## 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 17, 2010* -
## 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* -
## 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 20, 2009* -
## Trigonometry

Find all solutions of the equation in the interval [0,2pi). sec(theta)+2=0 Write your answer in radians in terms of pi

*asked by Pascal on March 25, 2014* -
## CALC (PLEASE HELP DUE SOON)

Find the limit (if it exists). (If an answer does not exist, enter DNE.) lim f(x) as x approaches 3, where f(x)= x^2-8x+9 if x/3 (greater than or equal to 3)

*asked by Amela on January 17, 2013* -
## 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 24, 2010* -
## 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 23, 2013* -
## 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 24, 2009* -
## 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* -
## 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* -
## 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* -
## 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* -
## 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

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 9, 2012* -
## math

Find the volume of a rectangular box having width 4.0 ft, length 6.074 ft, and height 8.721 ft. Answer is 211.89 ft

*asked by Sam on March 17, 2016* -
## physiology

what are the parts of the cerebrum the receive and interpret somatic senory signals? I have searched my ext just cant find the answer.

*asked by lulu78 on April 23, 2011* -
## 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* -
## 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*