Question

R1 and R2 BA remainders when the polynomials effects is equal to x cube + 2 x minus 5 x minus seven and ji x is equal to x cube + x squared minus 12 x + 6 / X + 1 x minus 2 respectively and said to 1 + 2 is equal to 12 find the value of a

Answer 1

just divide the given polynomial by the given g(x).Now your both remainders
(R1 and R2) will come in the form of (a).Substitute there value in the given equation and ur good to go :)