# Calculus - Partial Fractions

19,956 results

**Calculus - Partial Fractions**

What is the integral of 7e^(7t) Divided By e^14t+13e^7t+36 Using partial fractions

**Calculus (Partial Fractions)**

My Calculus class just started Partial Fractions, and I understand MOST of it. I'm having a slight problem though, when either C, or C and D come in. I understand A/(something) + B/(something) But I become confused when it's either A/(something) + B/(something) + C/(something...

**Calculus - Integration**

I came across this problem in my homework, and I was wondering if partial fractions would be rational for this problem. Int [(2x)/((x^2)^2)]dx If I don't use partial fractions, what would I use?

**Binomial**

Help me on this one :( Express y= (7-3x-x^2)/[((1-x)^2)(2+x)] in partial fractions. Hence, prove that if x^3 and higher powers of x may be neglected, then y=(1/8)(28+30x+41x^2) I did the first part of expressing it in partial fractions. (Since it's very difficult to type out ...

**Math- Partial Fractions**

Decompose the following into partial fractions after factoring the denominator as much as possible. Please show some work so I can understand how you did it. 1)x^2/((x-1)(x^2+5x+4)) 2)(3x^3-5x^2+12x+4)/(x^4-16) 3)1/(x^2 (x+1)^2 ) 4)(x+1)/((x^2+1) 〖(x-1)〗^2

**Calc II**

Perform long division on the integrand, write the proper fraction as a sum of partial fractions, and evaluate the integral: (integral of) 2y^4dy/y^3 - y^2 + y - 1 After long divison I get: (integral of)2ydy + 2(integral of)dy + (integral of) 2/y^3 - y^2 + y - 1 I keep getting ...

**calculus**

Find the partial fractions for (3x^2-7x+12)/(x-2)(x^2-2x+5)

**calculus**

Decompose 58-x/x^2-6x-16 into partial fractions.

**Calc easy**

Having trouble getting the correct solution. The integral of “x squared” in the numerator and “x squared plus x minus 6” in the denominator. S X2 / (X2 + x – 6) dx Thanks! That's a messy one. According to my table of integrals. The answer is -x/6 -(1/72)loge(x^2 +x -...

**calculus**

integrate (x+2)/((x^2+2x+4)^2) the usual partial fractions don't work???

**calculus**

how to you use partial fractions to compute the integral of ax/((x^2)-bx)dx?

**calculus**

INTEGRATION USING PARTIAL FRACTIONS a) 4x^2-3x+2 / x^3-x^2-2x dx b) x^2 / (x+1)(x+1)^2 dx c) 3-3x / 2x^2+6x dx d) x^2+2x-1 / (x^2+1)(x-1) dx ##anybody can help me for this question?

**Calculus - Partial Fractions**

I've set a problem up, something like this. s^4: A+D=0 s^3: -2A+B-3D+E=0 s^2: 2A-B+C+3D-3E=0 s^1: -2A+B-D+3E=4 s^0: A+C-E=4

**calculus**

find the exact length of the curve y = ln(1-x^2), 0 <= x <= (1/2) So by doing the work I eventually get down to integral from 0 to 1/2 (1 + x^2)/(1-x^2) dx but I keep getting -1 + 1/(x-1) - 1/(x+1) after partial fractions which gives the answer ln(1/3) - 1/2 when I ...

**Calculus**

2x -------- (x-2)(x+2) using partial fractions That's supposed to be a division sign of some sort

**Calculus**

2x -------- (x-2)(x+2) using partial fractions That's supposed to be a division sign of some sort

**Calculus B**

The Antiderivative of: (2x+3)/((x^3)+3x) This one is devinately integration by partial fractions but im not sure what i am doing wrong. PLEASE HELP.

**Calculus**

Find the integral of x/ (x^4+x^2+1) from 2 to 3. I was going to integrate using the method for partial fractions but I can't factor x^4+x^2+1.

**calculus**

what is the integral of x^2-x+6/x^3-3x? the process involves partial fractions, and the answer is supposed to include ln and arctan... i just don't know how to get there.

**calculus**

what is the integral of (x^2-x+6)/(x^3-3x)? the process involves partial fractions, and the answer is supposed to include ln and arctan... i just don't know how to get there.

**Calculus**

Integral of x sq/(1+x sq) dx I am not sure how to do this, am i supposed to do partial fractions to break it up? Or is it just some simple substitution?

**maths -partial fractions**

Resolve in partial form (x^2+15)/(x+3)^2(x^2+3)

**math- partial fractions**

how do you i do the partial fraction for 1/(s^2)(s^2 +2s +3)

**calculus**

how do you evauste the intergral intergral (2x^4-2x^3+6x^2-5x+1)/(x^3-x^2+x-1)dx using partial fractions method?

**Calculus**

Partial fractions of (2x^2 +8x+24)/(x+2)^2 (x^2 +4) I see a repeated quadratic and an irreducible quadratic..

**Calculus AB**

Please help me integrate this equation using partial fractions: Integrate [(x^2+5)/(x^3-x^2+x+3)]dx. Thank you very much.

**Math/Calculus**

How would I integrate the following: (2x^2 + 5)/((x^2+1)(x^2+4))dx I think I would start with making it a sum of two partial fractions.

**Partial Decompostion Fractions**

Can you please help me with the following questions please, I don't understand them. I know the general rule about them. Write the partial fraction decomposition of the rational expression. (x^2+4x-1)/(x^2+3)^2 (4x^3+4x^2)/(x^2+5)^2

**Algebra-Partial Fractions**

Can you please help me with the following questions please, I don't understand them. I know the general rule about them. Write the partial fraction decomposition of the rational expression. (x^2+4x-1)/(x^2+3)^2 (4x^3+4x^2)/(x^2+5)^2

**Maths-Integration by Partial Fraction**

Use integration by partial fractions to find Integral (3x^2-x+2)/(x-1)(x^2+1) dx

**partial fractions**

(7x^2-16)/(x^2-2x) solve by using partial fraction decomposition. i cant figure out how to do this because after i split up the bottom the A and B don't end up having an x^2 in order to equal the numerator of the original fraction. so confused!

**calculus**

evaluate integral or state that it is diverges integral -oo, -2 [2/(x^2-1)] dx ----------------------------------- integral -oo, -2 [2/(x^2-1)] dx Through partial fractions, I came up with lim [ln(x-1)-ln(x+1)] b, -2 b->-oo I get (ln(3)-0)-(oo-oo)). The answer in the back ...

**Calculus 2 II**

integral from 0 to 1 of x-4/(x^2-5x+6) I do believe we can integrate with partial fractions, and I should factor it in order to create a linear case 1 thingy so then, it will be: x-4/(x-2)(x-3) After that, I will find the value of a/(x-2) + b/(x-3). But I suck at matrices but ...

**Math**

Calculate the integrals by partial fractions and using the indicated substitution. Show the results you get are the same. dx/1-x^2; substitution x= sin pheta I understand how to do the partial fraction part, but not the second part and I don't know how they are similar. Any ...

**Calculus Partial Derivatives**

y=F(x+at) + f(x-at) y=F(w) + f(v) (w=x+at, v=x-at) don't see how to get from here to partial derivative y with respect to t = F"(w)a^2 + f"(v)a^2

**CALC 2 - Partial Functions!!**

How do I solve Integral of 7/(16-x^2) I know I must break down (16-x^2) into (x+4)(-x+4), but after I do that what is next? Using the method of partial fractions, convince yourself that 7/(16-x^2)= (7/8)*[1/(4+x) + 1/(4-x)] The two additive terms can be integrated by the ...

**Math**

integrate (x^2+8)/(x^2-5x+6) by partial fractions method. I first did long division, and came up with 1+((5x+2)/(x^2-5x+6)). Then I did partial fraction for (5x+2)/(x^2-5x+6) by going A/(x-3)+B/(x-2) and I got 17/(x-3)-12/(x-2) to take the integral of. But when I check online ...

**calculus**

I am working on this problem and having some trouble. We're supposed to use partial fractions. The problem is: integral of dx / (x^6-1) . I got the values of A and D, but I am having trouble with the others. Help please!

**Math**

Express 2x^3-9/x^3+6x^2+8x as partial fractions

**Calculus AB**

I had to integrate [(x^2+1)/(x^2-x)]dx with partial fractions. My answer was 2ln abs(x-1) -ln abs(x)+C. But the answer on the answer sheet has an extra +x that I did not account for. Is that a typo or did I integrate incorrectly?

**Mathematics**

Thanks you kindly. Express (2x^2-5x-5)/((2x^2+5)(4x-5)) in partial fractions.

**maths**

Evaluate using partial fractions x^4 - 16/x^3 - 8

**maths**

express x-1/(x+1)(x-2)^2 into partial fractions

**maths**

Resolve 3x/x^2-x-12 into partial fractions

**Maths- Integration by partial fractions**

Integral (3x^2-x+2)/(x-1)(x^2+1) dx

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.

**math/algebra**

Express x^2 - 3x x^2 - 1 As partial fractions

**math/algebra**

Express x^2 - 3x/x^2 - 1 As partial fractions

**Math**

Resolve in partial fractions (x+6)/((x^2+1)(x-2)^2) Using let x = ...

**Alex **

Express x^3-4/x^2(x+2) into partial fractions

**chemistry**

The time dependent concentration of solute particles in a solution is given by c(r, t) = [n/8(pi D t)^(3/2)] e^(-r^2 /4 D t) where r^2 = x^2 + y^2 + z^2 with x, y, and z being the values of three components of the position in the Cartesian coordinate system. a) Show that the ...

**Math**

Express 13-15x^2/(x^2-1)(x 3) into partial fractions

**math**

Separate the following into partial fractions: (a) 3x^2/(x-1)^2 (x-2) (b) x-1/(x^2 + 2)(x + 1) (c) x^2 + 1/(x + 1)(x - 3)

**Maths**

Resolve into partial fractions: (x+3)(x+1)/ x(x^2+x+1) Can anyone please help me out?

**Calculus**

Find out the partial derivative w.r.t 'x' and 'y' of f (x,y) = log(y) x Now, log(y) x = ln x / ln y Partial Diff w.r.t 'x' = 1/ x ln y so can you find out what will be the partial derivatives w.r.t 'y'

**calculus**

find the second-order partial derivatives of f(x,y)=x^3 + x^2y^2 + y^3 + x+y and show that the mixed partial derivatives fxy and fyx are equal

**chemistry**

When determining partial negatives and partial positives, does the partial postive go with the more electronegative atom? Ex: C=O, the polarity arrow goes toward the O because its more electronegative than the C but which atom gets the partial negative and which has the ...

**P-Chemistry**

A closed vessel of volume 2.50 dm3 contains 100g of nitrogen (N2) and 100g of carbon dioxide (CO2) at 25 C. What are the partial pressures and mole fractions of each gas? Can you check my answers.Thank you. I got Partial Pressure for N2=34.95 atm CO2=22.24 atm Mole fraction of...

**Math**

By the method of the fractions partial determine the function f (t) of the following functions F (s). F(s)= s^2+7s+12/(s+2)(s+4)(s+6) F(s)= (s+3)(s+6)/s(s^2+10s+24) F(s)= 5(s+2)^2/s(s+1)^3 F(s)= s+6/s(s+1)^2 F(s)= 27/(s+1)^3(s+4)

**Maths**

If z=(x^n) f(x/y), where f is an arbitrary function, show that: x(partial z/partial x) + y (partial z / partial y) = nz Can someone please show me how to work it out? Thanks!

**calculus**

Assuming that: Definite Integral of e^(-x^2) dx over [0,infinity] = sqrt(pi)/2 Solve for Definite Integral of e^(-ax^2) dx over [-infinity,infinity] I don't know how to approach the new "a" term. I can't use u-substitution, integration by parts, partial fractions, or trig ...

**math**

using method of partial fractions to decompose this 1/(x-3)(x+3) is 1/6(x-3)-1/6(x+3) correct or have i gone wrong somewhere

**Calculus Please check**

Please check my answers and let me know if I did something wrong. Thank you! Find the partial derivative of x, and the partial derivative of y, then the partial derivative of x (1,-1), and the partal derivative of y (1,-1). f(x,y) = x^4 y^2 -x here is what I got @f/@x = 3x^3 y...

**Calculus - Integrals**

I made this question, just wanted to make sure it didn't drown under the tide... I've set a problem up, something like this. s^4: A+D=0 s^3: -2A+B-3D+E=0 s^2: 2A-B+C+3D-3E=0 s^1: -2A+B-D+3E=4 s^0: A+C-E=4 Count Iblis -It's easier to substitute for s the values that make the ...

**Calculus**

State the growth factor in each of the following situations. Newspaper readership is declining by 7 1/3 % per year. A bouncing ball rebounds to 1/3 of its previous height. Dont know how to solve these fractions:\ I just hate working with fractions.

**math**

Express (5x+2)/(2x-1)(x+1) into partial fractions and hence expand the expression as a series in ascending power of x giving the first 4 terms

**Cal II**

express integrand as sum of partial fractions and evaluate the integral. My answer is 3 ln x + -2ln(x+2). But the choices are nothing like this. What am i doing wrong??

**Chem**

At 930 K, Kp = 0.30 for the following reaction. 2 SO2(g) + O2(g)=>2 SO3(g) Calculate the equilibrium partial pressures of SO2, O2, and SO3 produced from an initial mixture in which the partial pressures of SO2 and O2 = 0.51 atm and the partial pressure of SO3 = 0 (exactly...

**Calc**

integral (x^3)/(x^2-2x+1) from -1 to 0 How do you get this integral? I was doing partial fractions and got A/(x-1)+B/(x-1), A+B=x^3, but that should equal 0 so where do I go from there?

**Algebra**

Is this right? Decompose into partial fractions. (2x^2-24x+35)/(x^2+2x-7)(x-2)= (Ax+B)/(x^2+2x-7)+C/(x-2) =Ax^2+Bx-2Ax-2B+Cx^2+2xC-7C =(A+C)x^2+Bx+2(Ax+Cx-B)-7C A+C=2 2Ax+Bx+2Cx=24 -2B-7C=35 A=2-C B=(35-7C)/(-2)

**Math / Fractions**

I have 3 mixed fractions 2 1/4 , 1 1/2 , 3 5/8 Now I already turned them into improper fractions. 9/4 , 3/2 , 29/8 But I'm a little confused on how to get the common denominator.. Is it 8? or do I multiply their factors?

**P-Chemistry**

A closed vessel of volume 2.50 dm3 contains 100g of nitrogen (N2) and 100g of carbon dioxide (CO2) at 25 C. What are the partial pressures and mole fractions of each gas?

**math -fractions**

ordering fractions 1/2,7/8,9/10,1/3,3/5,1/4 write the above fractions in order.

**Algebra 1-Fractions**

Or, eliminating fractions, I should say. So, I need some help. See, I am really not a big fan of fractions. But I need to eliminate fractions to do a math problem. First one is 1/2-x=3/8. I know how to find LCD, then multiply both sides, distributive property, etc etc. But ...

**math fractions**

ADAM WANTS TO COMPARE THE FRACTIONS 3/12,1/6,AND1/3.HE WANTS TO ORDER THEM FROM LEAST TO GREATEST AND REWRITE THEM SO THEY ALL HAVE THE SAME DENOMINATOR?EXPLAIN HOW ADAM CAN REWRITE THE FRACTIONS?If anyone could helpme explain this to my 4 th grader.i am really bad with fractions

**Calculus also need help plz plz plz**

If z=1/(x^2+y^2-1) is x(dz/dx)+y(dz/dy)=-2z(1+z) or -z^2(1+z) note:dz/dx=partial derivative of x and dz/dy=partial derivative of y??

**AP Calc BC**

Hi! Thank you for your help How do you find the antiderivative of 2/((x^2)+1) "two over (x squared plus one)" I think I have to do integration by partial fractions but I didn't figure it out...assistance is much appreciated Thank you very much

**Chemistry**

Heat Capacity at constant volume: CV = (partial q / partial T) with V constant since volume is constant, work is zero and dq = dU, so CV = (partial U / partial T) with V constant Delta U = CV * Delta T Does this final relationship hold during a reaction where volume is NOT ...

**Calculus Partial Fraction**

(x^2)/(x^3)(x-2)

**Chemistry**

If N2 is added to a balloon that contains O2 (partial pressure 450 mm Hg) and CO2 (partial pressure 150 mm Hg) to give a total pressure of 850 mm Hg, what is the partial pressure of each gas in the final mixture?

**Chemistry**

If N2 is added to a balloon that contains O2 (partial pressure 450 mm Hg) and CO2 (partial pressure 150 mm Hg) to give a total pressure of 850 mm Hg, what is the partial pressure of each gas in the final mixture?

**Algebra 2**

What is the result when you decompose 2x^2-19x+50/(x+3)(x-2)^2 into partial fractions? To clarify, the entire first line is over the entire second line

**math!!!!!!!!!!!!!!!**

( egyptian fractions are fractions where the numerator can only be one) find two egyptian fractions where when added together it equalls 11/32

**Algebra 1**

c. multiplying x/6-5/8=4 by 6 did not eliminate all the fractions/ What could you have multiplied to get rid of all the fractions? Explain how you got your answer and write the equivelent equation that has no fractions. HELP ME PLEASE!!!!!!! I don't understand this.

**calculus**

a)find the first partial derivatives of f(x y)= x √1+y^2 b)find the first partial derivatives of f(x,y)= e^x ln y at the point (0,e)

**Calc**

Classify all critical points of the function f(x,y)=x^2-y^2+4x-2y+1. I know I have to take the partial derivative and set them equal to zero to get my points and then use the Hessian. For some reason I am not getting the correct answer. partial d/dx 2x+4 and partial d/dy 2y-2 ...

**Calculus**

Find the partial derivative for x. f(x,y)=1/SQRTx^2+y^2

**Calculus**

How can I get partial sums of a series on a TI 89 calculator?

**math**

Separate the fractions 2/6,2/5,6/13,1/25,7/8and 9/29into two categories: those that can be written as a terminating decimal and those that cannot. Write an explanation of how you made your decisions. b. Form a conjecture about which fractions can be expressed as terminating ...

**Math**

Shelly and Marcom are selling popcorn for their music club. Each of them received a case of popcorn to sell. Shelly has sold 7/8 of her case and Marcon has sold 5/6 of his case. Which of the following explains how to find the portion of popcorn they have sold together? A.Add ...

**fractions**

the sum of two fractions is 7/12. therre difference is 1/12. they have the same denominators. what are the two fractions?

**chemistry**

A gaseous mixture at a total pressure of 1.50 atm contains equal molar amounts of He, Ne, and Ar. At constant temperature CO2 gas is added to the mixture until the total pressure is 3.00 atm. Which of the following is a correct statement concerning partial pressures after the ...

**Pre-Calculus(Help)**

Partial Fraction of the Rational Expression: x^2+x+8/x^3+x

**calculus**

How do I take the partial derivative of P with respect to r of the following: D ~ P = ‡”(t=1 to T)[t ~ (CF)_t/(1+r)^t ]

**calculus**

Z=square root of(x^2+y^2) + xy Find the partial derivatives: x, xx, y, yy, xy. Thanks.