Question

♡♡♡♡♤♤♤♤♡♡♡♡
FACTORISE BY USIN :
REMAINDER THEOREM¿¿

x^3 - 13x -12

???????????
¿¿¿¿¿¿¿¿¿¿¿

​

Answer 1

x³-13x-12

let x=-1

-1+13-12=0

so (x+1)is a factor of polyn.eqn

(x+1)(x²-x-12)

(x+1)(x+3)(x-4)