If x – 4 is a factor of x^2 + bx – 24, what is the value of b? Question If x – 4 is a factor of x^2 + bx – 24, what is the value of b? in progress 0 Math Claire 3 weeks 2021-09-27T05:13:17+00:00 2021-09-27T05:13:17+00:00 1 Answer 0

## Answers ( )

Answer:b=2

Step-by-step explanation:if x-4 is a factor,then, x-4=0 hence, x=4

sub x=4 in the equation and equate it to zero -from factor theorem

4^2 +4b -24=0

16+4b -24=0

4b=24-16

4b=8

b=8/4=2