Question

X4+-7x3+9x2+7x-10 given that (x-1) is a factor

Answer 1

Step-by-step explanation:

->x-1=0

.:.x=1

p(1)=(1)4+(-7)(1)3+9(1)2+7(1)-10

=1-7+9+7-10

=10-10-7+7

=0

.:.x-1 is a factor of p(x)