Question

What value of ax-3 is a factor of (x)+x(2) -17x+a

Answer 1

Given, x-3 is a factor of (x) + x(2) - 17x + a,

so, x-3 = 0

=> x = 3

now,

p(3) = 3 + 3 * 2 - 17 *3 + a = 0

      =>9 - 51 + a = 0

      => a = 51 - 9 = 42

Ans:-  Value of a is 42