1. Calculus

    Which of the following integrals cannot be integrated using partial fractions using linear factors with real coefficients? a) integral of (x^2-1)/(x^3+x) dx b) integral of 1/(9x^2-4) dx c) integral of (x^3-x+3)/(x^2+x-2) dx d) All of these can be

    asked by Alice pleaseeeeee on March 16, 2019
  2. Calculus

    Which of the following integrals can be integrated using partial fractions using linear factors with real coefficients? a) integral 1/(x^4-1) dx b) integral (3x+1)/(x^2+6x+8) dx c) integral x^2/(x^2+4) d) None of these

    asked by Alice on April 7, 2019
  3. 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

    asked by Ang on February 23, 2007
  4. Calculus II

    Express the integrated as a sum of partial fractions and evaluate the integral 3x2+x+9/(x2+5)(x-6)

    asked by Rosali on June 5, 2017
  5. 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

    asked by Jessica on February 25, 2008
  6. Calculus II

    Evaluate the integral by first performing long division on the integrated and then writing the proper fraction as a sum of partial fractions. x^4/x^2-9

    asked by Rosali on June 5, 2017
  7. 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

    asked by Keira on March 3, 2010
  8. calc II

    Express the integrals as the sum of partial fractions and evaluate the integral: (integral of) (x^2)dx/(x-1)(x^2 +2x+1) My work: The above integral is equal to x^2dx/(x+1)^2 (A/x-1) + (B/x+1) + (Cx+D)/(x+1)^2 = x^2 A(x+1)^2 + B(x-1)(x+1) + (Cx+d)(x-1) =

    asked by Jenna on December 6, 2009
  9. 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

    asked by Ace on June 13, 2007
  10. 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 +

    asked by Jenna on December 6, 2009
  11. 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?

    asked by Sean on May 9, 2008
  12. factoring

    can this equation be factored further? y= x^4+2x^3+4x^2+8x+16 Not in the real number system. If you plot the function, you will see the minimum is at x=-1.1 (approx) and y is positive. At no x does the function equal zero, so there are no real roots, which

    asked by kristie on July 26, 2006
  13. 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

    asked by Hanky7 on February 25, 2015
  14. MATH!

    Finding Common Demoninators in fractions. 1) 2 4 -- - --- x^2-16 x^2+x-12 2) x-3 x+3 ---- + ------ x^2+2x-8 x^2+7x+12 Can ANYONE help me with these. I cant figure out how to get the DEMONINATORS THE SAME!? Use brackets to write these kind of fractions, the

    asked by megan on April 1, 2007
  15. 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?

    asked by Slave on January 2, 2016
  16. 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

    asked by Betty on February 27, 2016
  17. Integral calculus

    Please can anyone help with the following problems - thanks. 1) Integrate X^4 e^x dx 2) Integrate Cos^5(x) dx 3) Integrate Cos^n(x) dx 4) Integrate e^(ax)Sinbx dx 5) Integrate 5xCos3x dx The standard way to solve most of these integrals is using partial

    asked by Febby on April 13, 2007
  18. calculus

    find the exact length of the curve y = ln(1-x^2), 0

    asked by Daniel on March 13, 2013
  19. algebra

    Find all positive values for k for which each of the following can be factored. x^2+3x+kthe coefficent of the middle term is 3 3=2+1 k=2*1=2 did i do this right This one I had no Idea where to start can some one please explain it to me x^2+x-k The second

    asked by allen on May 9, 2007
  20. Math

    Describe two ways to determine the larger of two fractions. A. Compare fractions by writing fractions as mixed numbers B. Compare fractions with the same denominator by comparing the numerators and compare fractions with different denominators by writing

    asked by Tina on October 25, 2017
  21. 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

    asked by drifting on December 2, 2009
  22. algebra

    x/x-2 - x+1/x = 8/x^2-2x notice the last denominator factors to x(x-2) and those factors are found in the other two fractions so x(x-2) is the lowest common denominator. now multiply each term by that x(x-2) to get (x)(x) -(x+1)(x-2) = 8 simplify and solve

    asked by Tony on April 24, 2007
  23. Alex

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

    asked by Cooper on March 28, 2017
  24. maths

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

    asked by daka on March 22, 2012
  25. calculus

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

    asked by Eileen on May 15, 2011
  26. maths

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

    asked by victor.m on February 6, 2012
  27. 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)

    asked by karma on January 31, 2017
  28. maths

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

    asked by chrystabelle on February 16, 2012
  29. Maths

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

    asked by Claire on November 15, 2007
  30. Math

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

    asked by Anonymous on November 22, 2014
  31. math/algebra

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

    asked by sly on March 12, 2014
  32. Math

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

    asked by Amanda on March 22, 2016
  33. math/algebra

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

    asked by sly on March 12, 2014
  34. calculus

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

    asked by Joseph79 on March 6, 2013
  35. Precalculus

    "An aquarium with length x, width x-10, and height x-5 holds about 750 cubic feet of water. Find all real solutions of the equation (I wrote it) 750 = x(x-10)(x-5)." I got the volume equation correct, right? I've tried dividing the factors of -750 by the

    asked by Emily on September 17, 2009
  36. Algebra 2

    1. The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a+b? 2. Find all pairs of real numbers (x,y) such that x + y = 6 and x^2 + y^2 = 28. If you find more than one pair, then list your pairs in order by increasing x value,

    asked by Nanami on October 7, 2017
  37. Mathematics

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

    asked by WarmLingQi on October 1, 2008
  38. 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?

    asked by kchik on December 4, 2012
  39. math

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

    asked by Regina on June 5, 2013
  40. math

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

    asked by Regina on June 5, 2013
  41. math

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

    asked by Regina on June 5, 2013
  42. math

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

    asked by Regina on June 5, 2013
  43. Math

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

    asked by Adebayo on October 15, 2015
  44. calculus

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

    asked by mika on March 16, 2008
  45. math

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

    asked by Regina on June 5, 2013
  46. math

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

    asked by Regina on June 5, 2013
  47. Calculus

    Write 2.445353535353... as a fraction I'm learning integrals right now and this is part of the exercises under it. Is there a trick to this? Using integrals? Thank you very much!

    asked by Alex on January 31, 2015
  48. Calc or Pre calc

    I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2

    asked by jennifer on May 14, 2008
  49. MATH

    Evaluate by writing it as a sum of two integrals and interpreting one of those integrals in terms of an area.

    asked by LUNG on December 7, 2012
  50. Maths-Integration by Partial Fraction

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

    asked by Anonymous on December 12, 2012
  51. Statistics

    An electronic product contains 32 integrated circuits. The probability that any integrated circuit is defective is 0.02, and the integrated circuits are independent. The product operates only if there are no defective integrated circuits. What is the

    asked by Ashley on February 20, 2014
  52. calculus

    [integrals]2/tsqrt(t^4+25) integrals of two over t square root of t to the 4th plus 25

    asked by steve on November 23, 2009
  53. 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.

    asked by COFFEE on May 29, 2007
  54. Calculus

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

    asked by Laurie on May 21, 2014
  55. calculus

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

    asked by matt on March 3, 2008
  56. 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.

    asked by Brandon on March 28, 2011
  57. 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

    asked by mousey on October 24, 2009
  58. Calculus

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

    asked by Kristin on May 22, 2014
  59. Calculus - Partial Fractions

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

    asked by Sean on March 14, 2008
  60. Calculus

    The rational function (x-4)/x(2x-1) can be expressed as the sum of two partial fractions: A/x and B/(2x-1). Find the value of A – B. a) -11 b) 11 c) -3 d) 3

    asked by Alice on April 7, 2019
  61. 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.

    asked by Rachel on January 22, 2011
  62. Calculus

    Solve the integral: (2x-3)/(x^3-x^2) I'm stuck at finding A. I did partial fractions. I've already found B and C. At x=1, C=-1 At x=0, B=3

    asked by Mike on October 3, 2018
  63. 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?

    asked by O_o Rion on December 7, 2009
  64. 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)

    asked by SILVA on March 4, 2012
  65. Algebra

    Find the real zeroes of the polynomial: f(x)=2x(x+5)^2-8x I know you can pull the factors from the leading coefficient and the constant: constant = p= 5 factors 1, 5 leading coefficient= q= 2 factors 1, 2 so would my rational zeros be: +/-{1, 1/2, 5, 5/2}

    asked by Markus Dotrice on July 1, 2018
  66. math

    how often does a leap year occur? what are al the prime numbers less then 12. what is the eighth multiple of 32? is the last digit of the multiples if 4 odd or even? what are the six factors of 12? what are the factors of 16. two factors of 20 are 1 and

    asked by jojo on November 9, 2010
  67. math

    You have a difference of squares (x^2-3)(x^2+3) One of these factors to two real roots, the other to two imaginary roots. You have a difference of squares (x^2-3)(x^2+3) One of these factors to two real roots, the other to two imaginary roots. Let g(x)=

    asked by bobpursley on May 30, 2007
  68. 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

    asked by Jessy on September 5, 2016
  69. 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

    asked by AMY on October 3, 2007
  70. 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

    asked by David on March 25, 2008
  71. bobPursley2...the other one

    Problem 2: (x+2)/(2x^2+5x+2) - (x-3)/(2x^2-5x-3) What I did: 2x^2+5x+2 factors are (2x+1)(x+2) 2x^2-5x-3 factors are (2x+1)(x-3) Then: (x+2)/(2x+1)(x+2) - (x-3)/(2x+1)x-3) So the common denominator is (2x+1)(x+2)(x-3) using that combine the fractions. I

    asked by Margie on March 4, 2007
  72. basic word and excel

    _______ data would be useful for creating a weekly status report for your manager that should reflect changes in real time. A. Field B. Integrated C. Linked D. Embedded

    asked by LEE on December 13, 2017
  73. 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)

    asked by Chris on April 4, 2013
  74. Calculus

    Solve the integral: 5/x(x^2-4) dx I've done the partial fractions and found B and C, both equaling 5/8; and that's gonna give me 5/8 ln|x^2-4|. I just need help finding A

    asked by Mike on October 2, 2018
  75. common factors

    i need to use common factors to write 2 factors equivalent to each fractions: 1) 8/24 i got 2/6 and 1/3 2) 18/36 igot 3/6 and 1/2 3) 27/81 i got 1/3 and 9/27 4) 60/140 i got 3/7 and 15/35 5) 30/42 igot 5/7 and 10/14 6) 45/90 igot 1/2 and 5/10 7) 24/84 i

    asked by marko on December 1, 2011
  76. math

    which statement about linear functions are true A)linear functions grow by equal factors over equal intervals B)linear functions grow by equal differences over equal intervals C)linear functions grow by equal differences over unequal intervals D)linear

    asked by b8 on May 18, 2014
  77. 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

    asked by APpreciative student on November 29, 2010
  78. 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.

    asked by belinda on March 2, 2008
  79. 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

    asked by mel gibbs on April 25, 2013
  80. 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.

    asked by belinda on March 1, 2008
  81. Math33333

    Please help me! Problem: x+2 x-3 _________ - _________ 2x^2+5x+2 2x^2-5x-3 *Simplify the expression 2x^2+5x+2 =(x+2)(2x+1) 2x^2-5x-3 =(2x+1)(x-3) So x+2/(x+2)(2x+1) = 1/2x+1 x-3/(2x+1)(x-3) = 1/2x+1 Finally 1/2x+1 - 1/2x+1 = 0 Let's take a look at the

    asked by Margie on March 3, 2007
  82. math please

    what exactly is a prime factor would x-5 x+5 and x2+25 all be prime factors of x4-625? Yes, I believe those would be the prime factors. x^4 - 625 can be factored into (x^2 -25)(x^2 + 25) and once again into (x-5)(x+5)(x^2 + 25) That is what you have done.

    asked by anonymous on November 30, 2006
  83. Algebra

    Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 3 5 ----, ---- 84a 63b 4b 6 -----, ---- 75a 105ab Can someone here help me I do not understand

    asked by Angel007 on August 7, 2005
  84. math

    Fractions and mixed numbers are often used in everyday life. Discuss a real-life example in which you would need to add, subtract, multiply, or divide fractions or mixed numbers, and show the math

    asked by Jennifer on January 13, 2014
  85. 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??

    asked by UGH! on October 28, 2013
  86. Maths

    What is the answer for these questions:- 1) Indefinite Integrals gcx) = (8 + 39x ^ 3) / x 2) Indefinite Integrals hcu) = sin ^2 (1/8 u) 3) Evaluate x ( 8 - 5 x ^2) dx Thank you

    asked by Alex on June 16, 2011
  87. statistics

    Suppose that fÈ and fX|È are described by simple closed-form formulas. Suppose that È is one-dimensional but X is high-dimensional. a) Suppose that a specific value x of the random variable X has been observed. Is it true that the calculation of the LMS

    asked by alec on April 14, 2015
  88. math

    i am having trouble on solving fractional equations such as: 2 3 7 ______ + _____ = ______________ x+3 x+4 x^2 +7x+12 factor the right side denominator, then look for what factors make up a common denominator. For each fraction, multiply the numerator and

    asked by Katherine on March 17, 2007
  89. Algebra

    Determine if the relationship represented in the table is linear. If it is linear, write an equation. x 2 5 7 10 12 20 y -3 0 2 5 7 15 A) Linear; y = x - -5 B) Linear; y = -5x C) Linear; y = x + -5 D) Not linear I'm thinking it's C am I correct

    asked by Lisa on September 9, 2009
  90. Math - Very urgent.

    Use prime factors to find the LCD for each pair of fractions. a) 1/4, 1/8 b)1/6, 1/18

    asked by Sally on September 8, 2014
  91. algebra

    If v1,...,v4 are in R^4 and v3 is not a linear combination of v1, v2, v4 then {v1, v2, v3, v4] is linearly independent. Is this true or false? Why? If v1,...,v4 are in R^4 and v3 is not a linear combination of v1, v2, v4 then {v1, v2, v3, v4] is linearly

    asked by Ashley on May 20, 2007
  92. Algebra

    The volume in cubic feet of a box can be expressed as (x)=x^3-6x^2=8x , or as the product of three linear factors with integer coefficients. The width of the box is x-2.

Factor the polynomial to find linear expressions for the height and the

    asked by Ciaria on March 17, 2015
  93. Calculus

    Determine if the Mean Value Theorem for Integrals applies to the function f(x)=2-x^2 on the interval [0,√2). If so, find the x-coordinates of the point(s) guaranteed by the theorem a) No, the Mean Value Theorem for Integrals does not apply b) Yes, x=4/3

    asked by Alice on February 13, 2019
  94. math

    i don't know how to get rid of the fractions in these linear equations, can someone help ? one: 9/2(x+3) -4 =23 two: 3/4(24-8x)=2(5x +1)

    asked by Catherine on August 26, 2010
  95. math

    how do you solve this linear equation? x/3-1/3=-5 I do not understand this with fractions. Can anyone help?

    asked by rmz on February 21, 2010
  96. calculus

    I have a multipart problem, but I'm unclear on how to approach the second half. I integrated the equation dL/dt=a(Le - L ) (where Le = eventual length)...then next part of the problem says to evaluate the new constant of integration (the integrated

    asked by dolphin1384 on March 7, 2009
  97. trig integration

    i'm having trouble evaluating the integral at pi/2 and 0. i know: s (at pi/2 and 0) sin^2 (2x)dx= s 1/2[1-cos(2x)]dx= s 1/2(x-sin(4x))dx= (x/2)- 1/8[sin (4x)] i don't understand how you get pi/4 You made a few mistakes, check again. But you don't need to

    asked by christine on February 18, 2007
  98. Algebra Help

    You are going to write a fairy tale! Your story should include all of the standard elements of fairy tales. Begins “Once upon a time … ” Animals can act like humans. Involves magical items or helpers. Ends “ … happily ever after.” Your story

    asked by Dina on January 15, 2015
  99. arithmetic

    how do u use fractions percents an decimals in real life

    asked by genesis on October 12, 2010
  100. Math

    Explain how to find 14 x 19 by breaking apart the factors into tens and ones and finding the sum of the four partial products

    asked by Mia on December 9, 2010