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

138,784 results, page 72-
## Math

Can you please answer me that question in order of operation : 4 to The 3 power Times 2 plus 145 minus 9 . I think the answer is 200. Plz answer

*asked by Saman on November 7, 2015* -
## math

can someone check this for me 11)Subtract 5/6 -3/5 My answer: .23 12)Add 1/3 + 1/5 + 1/10 My answer:.63 13) Divide .write each result in simplest form: 8/9 (divided by) 11/15 My answer: 1 and 1/20 5/6-3/5 is like saying: 25/30-18/30 = 7/30

*asked by Jasmine 20 on November 24, 2006* -
## Geog

In one minute of time how far does the earth rotate in minutes or seconds of longitude? Please use the answer I posted in my last answer to calculate this answer.

*asked by mike on January 31, 2007* -
## Math

Convert this measurement to hundreth of a kilometre. 26 mi 385 yd. Could you please show formula on how you got this answer? I am stuck I keep getting the answer as 16 km but the answer is supposed to be 42.19 km Thank you

*asked by Cherie on September 8, 2014* -
## Basic math skills with geometry (6th ed.)

Place the following set of numbers in ascending order. 25, -13, 8, -2, 13, 3, 18 The answers are either. (A) -13, -2, 3, 13, 8, 3, 18 (B) 25, 18, 13, 8, 3, -2, -13 (C) -13, 3, -2, 8, 13, 18, 25 (C) -13, -2, 3, 8, 13, 18, 25 I think the answer could be (D)

*asked by GODSCHILD on August 6, 2009* -
## Math

Mr. Smith bought shoes for $ 120 and a suit for $ 340. Find the total cost including tax if the tax rate is 5.5%. (a)$ 485.30 (b)$ 48.53 (c)$ 358.70 (d)$ 460 (e)$ 406 I cant figure out how to solve this problem but what i did was added the 120 and 340 and

*asked by Raymond on September 18, 2011* -
## accounting

Andre has asked you to evaluate his business, Andre’s Hair Styling. Andre has five barbers working for him. (Andre is not one of them.) Each barber is paid $9.90 per hour and works a 40-hour week and a 50-week year, regardless of the number of haircuts.

*asked by Anonymous on August 17, 2009* -
## gr.10 math

could you please show me the steps to solve this equation?I looked at the answer in the back of our textbook but i keep getting the wrong answer. 5(2y+1)-(5y-2) answer=5y+7. thanks so much!

*asked by anon on February 11, 2011* -
## calculus ( Is there a simpler way to get answer?)

Given the functions: f(x) = x^2 - 1, g(x) = x/x + 2 Why is the followig the equation of (g o f)(x) THe answer is x^2 - 1 / x^2 + 1 This is how I got the answer with someone's help: Assume you forgot parenthese g(x) = x / (x + 2) g = x^2 - 1) / (x^2 - 1 +

*asked by Erika on September 28, 2008* -
## Math

Can someone tell me how they got the answer. Problem: 9^(x+6)=7x My answer was: -52.458 The correct answer is: -51.138 I have checked my input on my calculator, and cannot figure it out.

*asked by Bethany on April 12, 2008* -
## spelling

some people say cats have 9 of these answer: moms, dads, and children make up these answer: they are in-between words in a sentence answer:

*asked by Anya on December 8, 2008* -
## Algebra

Add and simplify: 2/x^2-16 + 3/x^2 -2x-8 Now if the numerator of your answer equals 6, what does x equal? My answer of 5x+16/(x-4)(x+4)(x+2) does not match theirs. The correct answer is -2. I don't know how they got there.

*asked by Algebra on May 5, 2011* -
## Math

How do you solve this? I posted this question last night and someone answered but it wasn't the right answer. I have tried so many times and still can't get the right answer. the right answer is suppose to be 15/2 5/6-1/3+ 7/8/(1/2)^3 Thank you for your

*asked by Mike on January 22, 2010* -
## Algebra

Your friend Mary computes (x5)(x7) and gets and answer of x35. Explain why her answer is incorrect and include the correct answer.

*asked by BrianP on March 12, 2014* -
## accounting, correction

can someone correct these for me thanks. If you have a spare minutes. I'll appreciate it.... Identify whether the normal balances (in parentheses) assigned to the following accounts are correct or incorrect. a. Office supplies (Debit) My answer: Correct b.

*asked by student acc on November 2, 2007* -
## ALG 2 PLZ PLZ HELP

As you can see, the biker and his friend are having a hard time getting up the hill. They would like to get to the top safely. Two ordered pairs on the hill are given as (6, 3) and (8, 7). Part 1: Find the slope of the hill. Slope (m) = change in y over

*asked by tyneisha on December 17, 2012* -
## math

Given that 3 to the power of -n= 0.2 find the value of (3 to the power of 4) to the power of n. so 3^-n=0.2 find value of (3^4)^n my working out: 1)3=n surd 0.2 2)n must be decimal number 3) cuberoot o.2=0.5848035476425733 4)so n=0.5848035476425733

*asked by supersupersuper on January 4, 2017* -
## math,correction,plz

can someone correct these for me plz. Simplify by combining like terms. Problem#32 radical(63) minus 2radical(28) plus 5radical(7) My answer: 4radical(7) Find the perimeter of the triangle shown in the figure. leg...1 = radical (5) + radical (3)

*asked by jas20 on March 11, 2007* -
## CALC HARD...

Suppose that 430 ft of fencing is used to enclose a corral in the shape of a rectangle with a semicircle whose diameter is a side of the rectangle. (In the figure below, the blue outline represents the fencing.) Find the dimensions of the corral with

*asked by HELP on October 29, 2010* -
## calculus

Suppose that 430 ft of fencing is used to enclose a corral in the shape of a rectangle with a semicircle whose diameter is a side of the rectangle. (In the figure below, the blue outline represents the fencing.) Find the dimensions of the corral with

*asked by Help asap!! plz on October 28, 2010* -
## Astronomy

1. In this collection of problems we will try to use what we have learned to see what information about a hypothetical Solar System planet we can extract from observations. The planet, Nursat, is observed to be in opposition every 374 days. Use this

*asked by keitanako on December 9, 2013* -
## CALC HARD...

Suppose that 430 ft of fencing is used to enclose a corral in the shape of a rectangle with a semicircle whose diameter is a side of the rectangle. (In the figure below, the blue outline represents the fencing.) Find the dimensions of the corral with

*asked by HELP on October 29, 2010* -
## Algebra(Check Please?)9nth Grade

3.) 3x + y = -8 My answer: Y=-8 + -3x 4.)2x - y = 11 My Answer: y=2x + -11 5.) 4x + -8y = 24 My answer: y = 32x + -192 6.) 15x + 10 = -14 - 9x My answer: NEED HELP WITH THIS ONE.

*asked by Joshua on September 7, 2011* -
## gegraphy

the native people originally come from? the name of the ethnic ground that settles in the praires? the porcess that formed the rocky mountains and appalachians? the most valuable catch in the pacific? the most eastern and western physiographic region? the

*asked by Ted on June 13, 2010* -
## Calculus

What is the following limit? lim as n goes to infinity of (pi/n) (sin(pi/n) + sin(2pi/n) + sin(3pi/n) +...+ sin(npi/n)) = I.) lim as n goes to infinity sigma (n and k=1) of pi/n sin(kpi/n) II.) Definite integral from 0 to pi of sin(x)dx III.) 2 A.) I only

*asked by Anonymous (Please Help) on May 31, 2012* -
## CALCULUS LIMITS

What is the following limit? lim as n goes to infinity of (pi/n) (sin(pi/n) + sin(2pi/n) + sin(3pi/n) +...+ sin(npi/n)) = I.) lim as n goes to infinity sigma (n and k=1) of pi/n sin(kpi/n) II.) Definite integral from 0 to pi of sin(x)dx III.) 2 A.) I only

*asked by ANONYMOUS on May 31, 2012* -
## coor. algebra

Okayy so my class is doing conversions annnd.I need help ALOT. 130 meters per second into miles per hour . If you answer can you show me how you got the answer and how to know of the answer is right?

*asked by cj on August 12, 2014* -
## Math

Use distributive property and simplify the expression. 4 + 2(3x - 1) + 9 - 6x + 15 - 5x + 14 - 3x + 14 - 6x + 11 *my answer* I wanna make sure my answer is right. 3.82e+7 (there is no multiple choice) my answer is 38200000

*asked by Anonymous on September 14, 2014* -
## Differentiation

for the curve x^2+z^2+2gx+2hy=0 value of dy/dx at(0,0) is A. -g/h B. g/h C. h/g D. None Please help me. In the answer page it shows option A as answer. I don't know deeply of differentiation . Please could you help me by explain how the answer is A

*asked by Venki on July 31, 2017* -
## Physics

The first stage of a space vehicle consumed fuel and oxidizer at the rate of 1.60 multiplied by 104 kg/s, with an exhaust speed of 2.55 multiplied by 103 m/s. (a) Calculate the thrust produced by these engines. answer should be in N (b) Find the

*asked by Force and Velocity on October 26, 2010* -
## com 215

Rewrite the following sentences, focusing on the grammar area specified in the left column. To enter your answer, click next to the number and begin typing. If the sentence is already correct, write No Change. Dangling Modifiers If your baby does not like

*asked by Ree on January 25, 2008* -
## physics

Find its density. Express your answer to two significant figures and include the appropriate units How does this compare with the density of water? Express your answer using two significant figures.

*asked by Phil on April 3, 2014* -
## Grammar

Solution-dependence-alternative (find) Answer:alternative and dependence Resources-technology-stocks(deplete) Answer:Resources and stocks Now is it correct ??

*asked by Maryam on June 7, 2013* -
## math

Assume you have $1,000 and find a place to invest it that will give you 5% compounded annually. a. How long will it take your investment to be worth $1,500? b. Is it worth your while to run around and find another place which will give you 5% interest

*asked by Sammy on November 5, 2013* -
## physics

A 50 gram ball enters a a pendulum with mass 200 g. The pair then swings up to a height of 10 cm. Find the velocity at which the pair move immediately after the collision. Your answer is incorrect. 1.4 m/s Find the initial velocity of the ball before the

*asked by brett on February 23, 2012* -
## statistics

The following frequency distribution presents a set of exam scores for a class of N= 20 students. X F CF % C% 90-99 4 20 20 100 80-89 7 16 35 80 70-79 4 9 20 45 60-69 3 5 15 25 50-89 2 2 10 10 a)Using interpolation find the 30th percentile. The answer I

*asked by Lezlie on January 27, 2008* -
## Calculus

find all values of x for which function is differentiable. y=lnx^2 why is the answer= for all x doesn't equal 0?

*asked by Jin on October 29, 2010* -
## physics

Find the final speed of the train assuming no friction. Answer in units of m/s

*asked by kari on October 13, 2014* -
## pre Calculus

how do you find additional points on a line with a slope of 1/2 and a given point of (7,-2)? im sorry but i still cant get an answer for this question.

*asked by Joseph on September 8, 2008* -
## math

find the solution to the system of equations by using either graphing and substitution y = 6 - x and y = x - 2 (2,4) (-4,2) (4,2) no solutions I think this one is the third answer am I right?

*asked by Nisabel on May 21, 2013* -
## Math

Find the inverse for the following matrices: 2 and -4 is on top 6 and 3 is on bottom My answer is 90 120 -180 60

*asked by Aria on April 26, 2017* -
## geometry

Find the equation of the line that passes through the point P (-6, 8) and Q (-6, 12), and use the information to answer the question.

*asked by bob on April 28, 2011* -
## math

Use fraction bars to find the difference. Write the answer in simplest form. 5 - 3 1/2

*asked by stephanie on November 11, 2011* -
## Chemistry

I had to find the numbers of atoms in 2 Al (NOsubscript 3)subscript 3. I got 16, but the answer in my book is 26. Who is incorret? Thanks!!!

*asked by Elle on March 5, 2009* -
## MATH

Find the diameter of a circle with a circumference of 50 mm. Round your answer to the nearest tenth.

*asked by Anonymous on February 9, 2013* -
## Math

Find an equation of the line tangent to the graph of y=sinx+3 at X=pi. The answer key says y=-X+Pi+3 But I got y=-X+5. Where did the Pi even come from?

*asked by Brigid on December 23, 2015* -
## Math

Find the limit (if it exists). (If an answer does not exist, enter DNE.) lim_(t->2) (t^2 + 7 t - 18)/(t^2 - 4)

*asked by Anonymous on January 28, 2012* -
## Algebra 1

Find the GFC of the terms of the polynomial. 14z^5-70z^4+10z^3 Is the answer 14? I'm not really sure. Can someone please help?

*asked by Sam on December 20, 2016* -
## Albebra II

Find the standard deviation of the data set to the nearest tenth: (21, 13, 18, 16, 13, 35, 12, 8, 15) Answer: 16.8 thanks

*asked by Lucy on April 6, 2008* -
## Math

Find the solutions of sin5x + sin3x = 0 in the interval 0, 2pi. My answer: 0, pi/2, pi, 3pi/2

*asked by Anonymous on October 30, 2015* -
## math correct or not correct?

Find the distance between riverside and milton if they are 12 cm apart on a map with a scale of 4 cm : 21 km The final answer is x= 63 km?

*asked by lilly on November 10, 2010* -
## Calculus

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

*asked by Carol on February 18, 2012* -
## Geometry

Find the distance between the lines with the equations y = 3/2x+4 and −3x+2y = −1. Round your answer to the nearest tenth.

*asked by Sam on October 29, 2015* -
## Math urgent

If 3 consecutive integers add up to 27 , find the smallest of them. ( the answer is 8) but can you show me how pkeasee

*asked by Mia on March 10, 2013* -
## Rainy can you help me with this question?!

find the values of x and y that will make the matrix equal [x y] 1 9 = [3 5] 1 9 the answer options are a. x=-3 y=-5 b. x=5 y=3 c. x=-3 y=5 d. x=3 y=5 e. no solution

*asked by jessie on August 30, 2016* -
## physics

A car traveling at +7.2 m/s accelerates at the rate of 0.65 m/s 2 for an interval of 2.4 s. Find vf . Answer in units of m/s

*asked by Anonymous on September 28, 2012* -
## Math

Find the slope of the line passing through the pair of points: (9, 5) and (4, 1). My answer is : -4/5 Is this correct? Thanks.

*asked by B.B. on September 20, 2009* -
## algebra

Find the distance between the two points (6.5, 1.0) and (-8.6, -5.2). Give your answer rounded to two decimal places

*asked by lorrayne on February 19, 2012* -
## math

If x^2-x-1 divides ax^6+bx^5+1 evenly, find the sum of a and b. Show all steps and exlain your answer.

*asked by goober on April 2, 2009* -
## Statistics

Suppose that x has a distribution with = 10 and = 5. If a random sample is taken of size n = 44, find . 10.00 my answer was 0.75 is this correct 0.75 1.51 0.11 5.00

*asked by Jacob on June 20, 2010* -
## Chemistry

I am trying to find th e# of moles of NaCl but I am not sure of the units. For my answer I get 0.0669. Should I leave it like this or do 6.69e-2?

*asked by Hannah on February 20, 2012* -
## Math

How do you find the angle, θ, between the vectors? If needed, round your answer to the nearest tenth. 1.) u = 2i - 3j v = i - 2j 2.) u = v =

*asked by Ariana on February 20, 2015* -
## Calc 3

Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim (x, y)→(0, 0) of (x^2 + y^2)/[((x^2 + y^2 +64)^.5)-8]

*asked by Becky on September 14, 2012* -
## AP Calculus

Find (dy/dx) for the following implicitly defined function: cos(x-2y) = 3y for the answer, i got.. dy/dx = (-sin(x-2y)) / (3-2sin(x-2y)) but i'm not sure if it's right..

*asked by cel on October 31, 2010* -
## Calculus

Please help!! I keep solving this problem but I keep getting the wrong answer. Find the derivative of the function: f(x)= xsqrt(x-1)/(x+2)

*asked by Liz on April 18, 2012* -
## statistics

Find the indicated critical value. z 0.04 Round to two decimal places as needed. My answer is 1.75 what do guys think.

*asked by angela on November 9, 2013* -
## math

Can you check if my answer is correct? thanks... Find the equation of the line that passes through the points (-2,1) and (1, -5). m = y2 -y1/x2-x1 = 5-1/ 1-(-2) = 4/1+2 = 4/3

*asked by drake on October 26, 2009* -
## mathematics

Goerge wrote 10.6 for an answer instead of writing 10.06.Find his error and write it as a decimal

*asked by fizz on May 15, 2018* -
## Math

how do I find 40% of 33? DONT GIVE ME THE ANSWER IF I WANTED THAT I COULD GOOGLE IT I just want the process thx

*asked by Aralyn on October 7, 2016* -
## math

Find the sum of all primes p, such that p divides up, where up is the p- th Fibonacci number. please tell me the answer it's urgent about this..///

*asked by jack on June 18, 2013* -
## Geometry

"Find the perimeter of the figure, where AC=26, AD=BF, and D is the midpoint of AC. Round your answer to the nearest tenth."

*asked by James on March 16, 2017* -
## geometry

Find the measure of each interior angle using the given information quadrilateral RSTU with m

*asked by bre on January 18, 2012* -
## math

let f be the function f(x)=x(x+2) Find and simplify f(x)-f(-x)/2x I tried pluggin in whatever is for x in the first equation and get an answer for each value but it isn't working out can someone please help thank you

*asked by madison on September 25, 2016* -
## calculus

Consider the following function. f(x) = (6 − x)e^−x (c) Find the point of inflection. (If an answer does not exist, enter DNE.) (x,y)=( , )

*asked by galina on March 15, 2017* -
## Physics

What is the typical wavelength of an X-ray ? I searched google and I couldn't find it. If you know the answer I'd appreciate it .

*asked by Fernando on June 18, 2012* -
## math

Use fraction bars to find the difference. Write the answer in simplest form. 4 1/2 - 3 2/3

*asked by stephanie on November 11, 2011* -
## Calculus

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

*asked by Jane on January 7, 2009* -
## Math/Trig

Find the area of triangleABC with B=47.6degrees, a=3.6, and c= 9.7. Round your answer to the nearest tenth.

*asked by CJ on January 17, 2011* -
## Jared

Suppose that x has a distribution with = 10 and = 5. If a random sample is taken of size n = 44, find . 10.00 0.75 1.51 0.11 my answer was 0.75 is this 5.00 correct

*asked by alex on June 20, 2010* -
## algebra

Find the greatest common factor for the group of terms -30a^2,5a^4 Would the answer be 5a^2?

*asked by Becky on March 21, 2008* -
## math

Hi my question is find the value of the following. 6! 8! over 9! 5! If your answer is not an integer, write it as an exact fraction. Thank you so much. I have no idea how to do it.

*asked by mary ann on January 30, 2015* -
## Social Studies

Why were there fewer patrons in Northern Europe than in Italy? HELP please! could not find answer on google.

*asked by Isaiah on May 30, 2010* -
## math

Find the circumference of each figure. Use 3.14 for p and round your answer to one decimal place.3.75ft =23.56

*asked by p on September 17, 2009* -
## Social Studies

Which areas in Africa are controlled by other imperial powers. I've been searching everywhere and still can't find the answer. Thanks

*asked by just another pretty face on January 15, 2010* -
## Math: Trigonometry

Find the sum of the three smallest positive values of x such that 4cos^2(2x-pi) = 3. (Answer in radians.)

*asked by Katie on April 11, 2016* -
## math

find missing coordinate of the order repair so it is a solution 2x+4y-6=0 (2, ) my answer was (2, 1/2) or (2,2/1) but it is incorrect

*asked by Felicia on July 1, 2016* -
## math(Please help Urgent!!)

In triangle ABC, D is the centroid and M is the midpoint of segment AC. If BD=x+9 and DM=6, find MB. Answer choices: 9 , 3, or 18.

*asked by Abbey on November 5, 2008* -
## Calcules

find y" by implicit differentiation. 4x^3 + 3y^3 = 4 ===================================== 4x^3 + 3y^3 = 4 12x + 9yy' = 0 24x + 9(2yy')y' + 9y^2(y") = 0 y" = -6[4x-3y(y')^2] answer. (it this right? )

*asked by Nurcan on February 25, 2012* -
## Calculus

Find the distance from point P to the line x=0 , y=5-5t, z=2+t. I keep getting 0 and that's not the correct answer and I can't figure out what's going wrong.

*asked by manny on September 12, 2007* -
## math!

Find the solution to the system by the substitution methond. y=4x-4 y=5x a.(1,0) b.(-4,-20) c.(4,0) d.(-3,-15) (Im confused !!!please explain to me how get the answer)!

*asked by Anonymous on August 12, 2014* -
## math

23 divided by 6=3.83333333333 the 23 is my points and i divide it to find my gpa how do i round the answer

*asked by jr on October 23, 2012* -
## analytic

what is the answer of this?the line segment connecting (x,6)and (9,y) is bisected by the point (7,3) find the values of x and y

*asked by melvin on November 26, 2013* -
## math

23 divided by 6=3.83333333333 the 23 is my points and i divide it to find my gpa how do i round the answer

*asked by jr on October 23, 2012* -
## math

Find the inflection point(s), if any, of the function. (If an answer does not exist, enter DNE.) g(x)=9x^3-4x

*asked by Britney on October 30, 2012* -
## Algebra

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 or y=mx+b; with m=-8,(7,0)? how do I do this?

*asked by A.W. on March 3, 2009* -
## math(Please help Urgent!!!)

In triangle ABC, D is the centroid and M is the midpoint of segment AC. If BD=10 and DM=2x+1, find MB. Answer choices: 2 , 9.5, or 15.

*asked by Abbey on November 5, 2008* -
## Math-Algebra

how do you find the answer to x+2 = (square root) -6x-20. If you could write out how to solve it in steps it would be appreciated!

*asked by AllisonF on December 12, 2011* -
## math 160(buss calculus)

my homework is due in 1 hour Let x = 1 and Δx = 0.01. Find Δy. (Round your answer to five decimal places.) f(x) = x/x^2 + 5

*asked by sam on May 4, 2013* -
## Pre-calculus

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

*asked by Omar on August 16, 2011* -
## physics

A 4.53 kg particle has a velocity of vx = 3.98 m/s and vy = −3.16 m/s. Find the magnitude of its total momentum. Answer in units of kg · m/s

*asked by Alejandra on November 20, 2014*