Question

find the remainder when x cube minus 5 x square + 7 x + 11 is divided by x-1

Answer 1

Let p(x) = 3x3 - 4x2 + 7x - 5

When p(x) is divided by (x - 3) the remainder is p(3)

Put x = 3 in p(x)

p(3) = 3(3)3 - 4(3)2 + 7(3) - 5

= 81 - 36 + 21 - 5 = 61

Similarly try for (x + 3)

Answer 2

the answer is completed please mark is brainliest