Question

Which factor do you cancel from the numerator and denominator to simplify (x2-3x-4)/(x2-16) A x + 3 B x − 4 C x − 3 D x + 4 I think its D, is that right?

Answer 1

factor top and bottom, it becomes:
(x-4)(x+1)/(x-4)(x+4)

now which term do u have both top and bottom?

Answer 2

@jack1 you have (x-4), so its b?

Answer 3

yep