posted by .


Factor= (x-a)

what is the remaninder when you divide x^3+a^3 by (x-a)?

Please show me your working out

  • Maths -

    I used synthetic division,

    a | 1 0 0 a^3
    .......a a^2 a^3
    ....1 a a^2 2a^3

    I hope it somewhat lined up

    then x^3 + a^3 = (x-a)(x^2 + ax + a^2) + 2a^3

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Maths

    The question is "Show that z-2 is a factor of P(z)= z^3+mz^2+(3m-2)z-10m-4 for all values of m. For what values of m is (z-2)^2 a factor of P(z)?
  2. Maths

    how would you work out y=2/x and y=-n/x the minus is for the whole fraction please show your working thanks in advance :)
  3. Maths (Recurring Decimals)

    Express 3.2304 (dot above 2 and 4) as a fraction Please show working out too
  4. Maths

    45% is 28 100%=? Please show me the concept and the working out as well please
  5. MATHS

    Critical help please. Level 3 maths algebraic methods is really hard. Q) Two functions f and g are defined by f:x (arrow) x^2 + 3 g:x (arrow) 2x+1 Find a) the function fg b) solve the equation f(x)=12g^-1(x) I need to show my working …

    A triangle has side lengths 10,17 and 21cm. Find the length of the shortest altitude. And please show working out to help me understand.
  7. maths

    Please help me simplify this and show full working out. (a) (2x^3 divide 3y^4)^2 multiply (x divide 3y)^-2 (b) a-a^-1 divide a^2 - 1 (c) 3^a+2 times 9^2a+1 divide by 6^2 times 3^5a+3
  8. Maths

    The line passing through the points (-1,6) and (4,x) has gradient -2. Find the value of x. Show working out please.
  9. maths a

    Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte …
  10. maths b

    use the z score table to find the floolwing: a) p(1.2<z<2.4) b) p(z>1.675) please show working out

More Similar Questions