Question

show that x+3 is a factor of 69+11x-x2+x3

Answer 1

given:69+11x-x²+x3

this implies:x+3=0

x=-3

putting x=-3 in the given polynomial, we get:

p(-3) =69+11(-3) -(-3)²+(-3)³

=69-33-9-27

=69-69

=0

therefore, x+3 is a factor of the given polynomial.

hope it helps.

plz mark as brainliest and follow me