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

139,202 results, page 76-
## Math

Find the distance d(p1,p2) between the ponts p1 and p2. P1=(-4,3); P2= (6,0) d(P1,P2)= _____ Type an exact answer, using radicals as needed.

*asked by Sully on September 21, 2016* -
## geometry

Find the volume of a cylinder with radius 6 cm and height 10 cm. Use 3.14 for ð. Round your answer to the nearest tenth.

*asked by stephanie on July 25, 2010* -
## Geometry

Find the area of the trapezoid. L1 = 23ft, L2 = 15ft, H = 12ft Is 228 ft the correct answer?

*asked by Mindy on November 8, 2011* -
## Trigonomic Identities

The question wants me to find sin(x/2) when cosx = -(12/13) in the interval (pi,3pi/2). I know that the eventual answer will be 5/sqrt26, however, I am not sure how to get there.

*asked by Kathryn on March 27, 2018* -
## Trig

How do I find all solutions in the interval [0, 2Pi): cotx=cscx-1 the answer choices are: a.) x=Pi/2 b.) x=Pi/2 and 3Pi/2

*asked by Grace on January 1, 2010* -
## physics

A 4.2 kg mass undergoes an acceleration given by ~a = ax ˆı + ay ˆ , where ax = 0.6 m/s 2 and ay = 4.8 m/s 2 . Find the magnitude of the resultant force. Answer in units of N

*asked by Anonymous on October 12, 2011* -
## Mat115

46. Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 A) 0.08, 0.18, 0.223, 0.27, 0.32 C) 0.08, 0.18, 0.225, 0.27, 0.28 B) 0.08, 0.18, 0.235, 0.27, 0.32 D) 0.08, 0.16, 0.23, 0.28, 0.32

*asked by Jana on May 8, 2008* -
## ap chemistry

Find the emf for the cell Cr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I got .548733V Is this right?

*asked by brian on October 21, 2010* -
## calc

If 4x2+3x+xy=2 and y(2)=–10 , find y'(2) by implicit differentiation. i keep getting the wrong answer for this problem evn when plugging 2 in for y.

*asked by sara on May 8, 2008* -
## calc

If 4x2+3x+xy=2 and y(2)=–10 , find y'(2) by implicit differentiation. i keep getting the wrong answer for this problem evn when plugging 2 in for y.

*asked by sara on May 9, 2008* -
## Trigonometry

I'm supposed to find the angle reference for a degree of 0. I think the answer is 180 degrees. Is that correct?

*asked by Ineedhelp on January 22, 2018* -
## math

No idea. Please help. Is 20 times 5/6 g reater than or less than 20? How do you do it? Second question What is 4/5 of 2/3?It shows a square and says find answer on the model. Any help, please

*asked by sam on July 5, 2013* -
## social studies

what is a corporate farm? its part of a short answer and i cant find a definition that is easy for me to understand.

*asked by Natasha on March 28, 2017* -
## Geometry

Find the missing side. Approximate the answer to three decimal places when appropriate. A = 15 yd C = 25 yd I have no clue on how to do this one. Please any help would be appreciated.

*asked by Mindy on November 8, 2011* -
## statistics math

MEAN ƒÊ=10 & STANDARD DEVIATION ƒÐ=2. FIND THE PROBABILITIES: 9.4 Ú X Ú 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358

*asked by Jeannie on March 8, 2011* -
## Math

i know the answer 6,556 to this but how do i explain it Find the area of the parallelogram with a base of 372.5 cm and a height of 17.6 cm

*asked by Young Trippy Lil G on May 25, 2017* -
## algebra

write an equation for the following transformation of y=x; a vertical stretch by factor of 4. please help. can someone explain how to find answer

*asked by jay on September 15, 2012* -
## Geometry

Find the area of the trapezoid. L1 = 23ft, L2 = 15ft, H = 12ft Is 456ft the correct answer?

*asked by Mindy on November 8, 2011* -
## Math

Use Newton's method to find a value of x that satisfies: e^x- (x^2/2) = 0 Use the starting value x0=0. Display answer in 4 significant figures

*asked by Michael on November 15, 2012* -
## Geometry

Find the area of the parallelogram. L1= 19m, L2 = 25m Can you explains this? Do I multiply? Is the answer 475m?

*asked by Mindy on November 8, 2011* -
## College Algebra

Find a polynomial function f(x), with real coefficients, that has 1 and 3+2i as zeros, and such that f(-1)=2 (Multiply out and simplify your answer)

*asked by Patrick on November 13, 2012* -
## Math

Can someone check this problem for me use the foil method to find the product (6z-u)(6z+7u) my answer is 36z^2+36zu-7u^2

*asked by Bryan on April 28, 2009* -
## Romeo and Juliet

Why does the nurse agree to help juliet marry romeo? By the way it's in act 2 scene 5. I can't find the answer. Thanks for your help

*asked by Anonymous on March 23, 2009* -
## Calculus

use implicit differentiation to find dy/dx if 5xy+x^2y=10 Is this correct answer for this question (-5y-2xy)/(12x)

*asked by Angie on January 6, 2017* -
## Calculus

Find the absolute maximum & minimum of the function f (x)=e^x for any closed interval [a,b] Justify your answer.

*asked by Daniella on November 13, 2012* -
## 3rd math

Tessie multiplied 3x4, and then doubled it to find 6x8 .did she get the correct answer ? Explained

*asked by Anna on November 13, 2012* -
## math

I am trying to find the answer to a scientific notation problem, express in simplify terms (-2y) with and exponent of 4.

*asked by LAWRENCE on January 3, 2011* -
## ALGEBRA

The quantity y varies directly with the square of x. If y = 3 when x = 9, find y when x is 11. Round answer to the nearest hundredth.

*asked by gigi on August 14, 2017* -
## chemistry

Find the emf for the cell Cr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I don't know what to do

*asked by Someone PLEASE HELP! on October 21, 2010* -
## chemistry

Find the emf for the cell Cr(s) |Cr3+(aq, 0.37 M) || Pb2+(aq, 0.0095 M) | Pb(s). Answer in units of V I don't know what to do

*asked by Someone PLEASE HELP! on October 21, 2010* -
## calculus

How do you find the limit of: 1(1 - (1/k))/2! as k increased with no bound? I know the answer is 1/2! But how do you get there? Are you supposed to divide both top and bottom by k?

*asked by Jake on June 7, 2010* -
## physics

Find the acceleration of the two blocks sliding down the incline in the figure below. (Take m1 = 1.1 kg and m2 = 1.8 kg. Indicate the direction with the sign of your answer

*asked by joy on February 23, 2018* -
## science

What happens to refraction when the angle of incidence lays on the normal line? Please help I have searched everywhere and can't find the answer!!!

*asked by Cherie on January 9, 2013* -
## math

Find the geometric mean of the pair of numbers below. If necessary, give the answer in simplest radical form. 5 and 18

*asked by divina on January 16, 2018* -
## functions

given: f(x)=(2x+3)/(3X+2), find the inverse function of this. please don't give me the answer only, i would like to see the full working out so then i'll know how to do it next time!thanks!!:-)

*asked by Ann on May 17, 2008* -
## Math

need to find the equations of the following, using Ó (and the n=1 which is at the bottom of the Ó) (and infinity is at the top of the Ó) 3) -6/3 - 4/4 - 2/5 - 0 + . . . 4) 9/1 + 36/4 +27/9 + 144/16 + . . . 5) 20/4 + 25/5 + 30/6 + 35/7 +40/8 + ... i

*asked by Janet on March 29, 2009* -
## math 1149

For the triangle shown, find the length AD. (Assume u = 19, v = 19, Úx = 25‹, and Úy = 25‹. Round your answer to two decimal places.)

*asked by lisa on March 10, 2016* -
## Dilation

The answer to given a scale factors of 2,find the coordinmates for the dilation of the line segment with endpoint (1.2) and (3-3.

*asked by Dorothy on December 17, 2016* -
## geometry/algebra

I have tried to work this several ways and can not get the answer of 5 find x if the slope of a line passing through points A(4,3) and B(x,7)equals 4

*asked by Rose on October 11, 2008* -
## Trig

This has to do with dot products (I can't make the arrow above the u, i, or j). Given u = 4i - 6j and v = -3i + 5j, find 4u-(1/2)v Am I just supposed to plug in what u and v are equal to in 4u-(1/2)v? If so, is the answer (35/2i - 53/2j)

*asked by Mary on April 20, 2013* -
## Math

If you are given a problem that has measurements in yards and asks you to find surface area, what would the units be in your answer?

*asked by Sierra on January 19, 2011* -
## CALC HELP!

Find an equation of the tangent line to the graph of y= x+ (4/x) at the point (4,5). I can't figure out the answer to this. It's supposed to be y=3/4x +2 but I can't get that.

*asked by em on March 9, 2016* -
## calculus

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

*asked by Anonymous on October 8, 2012* -
## Math

Find all real number X Which satisfy the inequality 1/3(X+3)-1>1/5(X+6) Pls I need answer with solution step

*asked by Simon on March 29, 2018* -
## calculus test corrections. 1 question

Find the minimum value of f(x, y) = y – x + 1 for the polygonal convex set determined by this system of inequalities. x > 0 y > 0 2x + y< 4 the answer is -1. please tell me why

*asked by jonna on April 10, 2012* -
## science

Doing review and can't find answer in notes: sun is approximately 4.5 billion years old what is it's classification?

*asked by jessicaB on September 26, 2007* -
## calculus

lim as approaches infinity of sin(pie.x/2-3x) i need the work and answer find the limit

*asked by Ben on October 2, 2011* -
## History

After the civil war, why did some southerners feel they were being taxed without representation? I can't find the answer. Some help would be appreciated!

*asked by Gerard Way on April 7, 2017* -
## calc

Let f(x)=x^3-3x^2 find the absolute maximum value of f(x) on the interval [1,4]? 22 hours ago - 3 days left to answer

*asked by angel on April 5, 2012* -
## Math SOmeone please please help

Find the derivative of the function. g(u) = (5+u^2)^5(3-9u^2)^8 Could someone please explain the steps that would lead me to the answer? I'm completely stuck.

*asked by Anonymous on February 21, 2011* -
## algebra 2

If y is directly proportional to x, and y = 16 when x = 12, find the constant of proportionality, k. Give the answer in the form of fraction if necessary.

*asked by homie on February 20, 2011* -
## Algebra II

Find the exact value of cos 375 degrees. Answer: (sqrt6 + sqrt2)/4 Is this correct?

*asked by Lucy on April 19, 2008* -
## Math

Can you show me how to do this and give me the final answer please. need help Find the equation of the line containing the given pair of points. (2,4) and (6,5)

*asked by Anonymous on December 18, 2008* -
## Geometry

Given: ΔАВС, m∠ACB = 90° m∠ACD = 30° AD = 8 cm. Find: CD, Perimeter of ΔABC plz add answer

*asked by Alexa on February 25, 2017* -
## Math

Find (if possible) the trigonometric function of the quadrant angle. sec 3pi/2 My answer was 0. Am I correct?

*asked by Mark on March 30, 2010* -
## Pre-calculus

Find the minimum value of f(x, y) = y – x + 1 for the polygonal convex set determined by this system of inequalities. x > 0 y > 0 2x + y< 4 the answer is -1. please tell me why

*asked by brandi on April 10, 2012* -
## math

Find the vertex and the x-intercepts (if any) of the parabola. (If an answer does not exist, enter DNE.) f(x) = -16x2 + 4x + 2

*asked by Anonymous on September 25, 2010* -
## Calc/Precalc

Find the derivatives of 1. ln[(2x^3⋅2e^x)] 2. xy = cot(xy) 3. y = cos(x^3 + 27) I don't really know where to start with these. The answer is (3+x)/(x) for the first, y/-x for the second, and 35. -3x^2 sin(x^3 + 27) but I have no idea how they got there.

*asked by Heather on May 7, 2015* -
## Calc 3

Given the matrix A= a 6 5 a -8 8 7 9 a find all values of a that make |A|=0. Give your answer as a comma-separated list.

*asked by ally on February 10, 2019* -
## algebra

f(x)=2x+5, find f(3) would this be worked out liek this 2(3)+5=11 Your answer is correct but improve your mathematical form and write is this way: f(x)= 2x+5 f(3)= 2(3)+5 = 11

*asked by confused on May 24, 2007* -
## Chemistry (URGENT)

Hello! Does anyone know where to find the solubility of Ca(OH)2 in water as temperature changes? I need this information to answer the discussion in a lab report.

*asked by June on October 25, 2013* -
## Math - Please Check My Answer

Please help me with the following: Find the greatest possible error for each measurement. 4 1/2 oz A. 1/4 oz B. 2 1/2 oz C. 1 oz D. 2 1/4 oz I know it is not B(I got it wrong.), but I think it is A. Is this correct? Please help me by checking my answer.

*asked by Brady on September 1, 2014* -
## Physical Science

20. Why is ethanol added to gasoline? Can't find this answer in my book, and I've gone back and checked for it like three times. Please and thank you!

*asked by CJ on October 25, 2013* -
## Function Maths 11

How do you find the related acute anle of tan110 and sin350? I don't understand how to get the answer...

*asked by harley on May 1, 2014* -
## math- 165 calculas

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = x^3 − 3x^2 + 5x + 1/ x^2 − 5x + 3

*asked by akash on October 6, 2015* -
## Math help please!!!!!!

Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints(-1,2) and (3,-3) A. (2,4) and (6,6) B. (2,4) and (6,6) C. (-2,4)and (6,-6) D. (2,-1) and (-3,3) Is the answer C ? Thank you

*asked by Callie on November 13, 2014* -
## geometry

A cone has a volume 320 cm^3. Find the radius of the base. Round your answer ti the nearest 0.1 cm.

*asked by Anonymous on May 20, 2015* -
## Calculus: implicit differentiation

Find dy/dx by implicit differentiation 1. x^3 -xy+ y^2= 7 The given answer is (y-3x^2)/ (2y-x), but I'm not getting it. 2. How would I do this one? If I couldn't do the above one, which looks a heck of a lot simpler, I doubt I'll get through this one. x^

*asked by Anonymous on October 3, 2013* -
## Statistics

Find the z-score for which the area to its right is 0.65 . Write only a number as your answer. Round to two decimal places (for example: 0.81).

*asked by Obi on October 13, 2015* -
## History Help Please!!

What is the most populated town in the Panhandle? How many people live there according to the 2010 census? I can not find this answer anywhere!!

*asked by Jenny on January 25, 2016* -
## Physics

Find the magnitude and direction of the equilibrant force for these two concurrent forces: 13.5 N, E and 32.0 N, N. Pls HELP me answer this. Thank u very much.

*asked by Stephanie on October 16, 2013* -
## Science

Why are generators not allowed in Niagara Falls? I am assuming that it has something to do with environment but I can't find the exact answer anywhere ?

*asked by Cherie on March 1, 2014* -
## algebra

I need to find the approx. value for x that are solutions to f(x)=0 for f(x)=-5x^2 + 7x + 2 please show steps as the answer I got does not match any of the multiple choices.

*asked by Alaska Diamond on September 26, 2013* -
## world studies

The rapid exchange of ideas in the computer age has increased the _____. I can´t find the answer.

*asked by kid on November 19, 2018* -
## math

Find the area of the region. (Round your answer to three decimal places.) between y = cos t and y = sin t for −π/2 ≤ t ≤ π/2

*asked by Jasmine on November 19, 2015* -
## Geometry

Find the length of the side A’B’ for the congruent triangle. C = 28 degrees A = 14 Must show work with answer.

*asked by Boo on February 20, 2014* -
## Math

Find an equationof the line having the given slope and containing the given point. Express your answer in the form y=B or y=mx+b M=0,(0,5) The equation is y=

*asked by Pam on February 10, 2014* -
## Algebra (1)

Hello! I'm currently stuck on a ratio problem and do not understand how to work it. The question is: y+2 over y+7 = ll over 31. Please explain the answer and how to find it.

*asked by Izzy on November 2, 2014* -
## math

kx^2 + (k+2)x -3 =0 has roots which are real and positive. Find the possible values that k may have. I understand that I have to use the discriminant to solve this, but I can't seem to get the answer right, so I really need help!!

*asked by Anita on September 28, 2014* -
## Social Studies

Characteristics of a large,fast growing population Please help me and I did search,but I couldn't find the answer.

*asked by Mi on November 3, 2013* -
## math

please can you explain this to me I don't understand! Find the value of the following 10! 11! over 7! 13! If your answer is not an integer, write it as an exact fraction. thank you so very much

*asked by mary ann on January 30, 2015* -
## Algebra-domain

I had to find the domain of a function, and my answer is that x is all real numbers except -5 and 6. How do I write that in interval notation?

*asked by kelly on August 31, 2015* -
## Calculus Help

Use f(x)= 1/(square root(x)+1) to answer the following; -- Use the difference quotient f'(x)=lim z->x (f(x)-f(z))/ (x-z) to find f'(x)! Please show steps!!! Thank you!!!

*asked by Mello on February 28, 2014* -
## math- 165 calculas

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = 5x^2 + 1/ 7x^3 − 2x^2 + 5

*asked by akash on October 6, 2015* -
## calc

Find the slope of the tangent line at (8,8) for the function (16-x)y^2=x^3 Round your answer to two decimal places.

*asked by math on October 24, 2013* -
## math

Use a proportion to find the length of the missing side in the following similar figures. Answer choices: x = 28 cm x = 30.8 cm x = 6.4 cm x = 19 cm

*asked by rasberry on November 30, 2015* -
## social studies

we are working on ancient egypt and i cant find the answer to In what ways were the reigns of Akhenaton and Ramses II different

*asked by amber on March 5, 2014* -
## Math

Find the are of a triangle with 7 ft height and 22 ft length. A. 154ft^2 B. 58ft^2 C. 77ft^2 D. 38.5ft^2 Is the answer A?

*asked by Callie on January 22, 2015* -
## math

given that the rectangle above has a perimeter of 34 units, find m

*asked by nick on March 31, 2015* -
## math

Find the x-intercepts of the parabola given by the equation. (If an answer does not exist, enter DNE.) y = 5x2 − 5x

*asked by Anonymous on November 13, 2018* -
## Science 8

How are Newton’s second and third laws of motion important to your everyday life? Please help me! I've looked everywhere and I can't seem to find an answer.

*asked by Aria on October 8, 2014* -
## Geometry

M is the midpoint of LM LM=3x+5 LN=5x+40 Find MN I've tried to work this out several times and am pretty sure I start it off by 3x+5=5(x)+40 but I keep getting a negative answer or a fraction for X and know that is not right. Can someone please help me?

*asked by Tiffany on September 11, 2014* -
## Physics

A 2.73 kg particle has a velocity of vx = 6.02 m/s and vy = 0.316 m/s. Find the magnitude of its total momentum. Answer in units of kg · m/s

*asked by Kaylee on June 27, 2014* -
## Math (Please help!)

Consider the following function. f(x)= x^2 - sqrt(x) Find the equation of the line tangent at the point (1, 0). the answer would be 6, duh

*asked by Me on February 19, 2007* -
## statistics

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 7, n2 = 16, and á = 0.05 F=?

*asked by Tiara on March 18, 2014* -
## history U.S

I can't find the answer to this plz help how did adams' supporters characterize jefferson during the election og 1800?

*asked by hi on January 21, 2016* -
## Environmental Science

What type of succession would you expect to find in the abandoned farmlands? Explain in short answer.

*asked by Qiayamah on December 22, 2006* -
## Pure Mathematics

The complex number z satisfies the equation z+2iz*=12+9i. Find z giving your answer in the form x+iy.

*asked by KerryJ on September 13, 2013* -
## Algebra II

Find all zeros of f f(t)=(t-2)^3-(t-2) ok... now do I have to factor out (t-2)^3 to [t^3-6(t^2)-12t-8] and then minus (t-2) resulting in [t^3-6(t^2)+13t-6]? if so, where can I go from there?? sorry... the second answer would be [t^3-6(t^2)+11t-6]

*asked by Becca on November 7, 2006* -
## Maths

For the geometric sequence t: {3, m, n, 192, . . .}, find the values for m and n.(Answer is m=12, n=48) How can we do this without trial and error? Thanks to anyone who helps.

*asked by Fred on October 5, 2018*