Question

Factorise by splitting the middle term. 1)p^2+4p+13 2) b^2+4b-77​

Answer 1

Step-by-step explanation:

1.p^2 + 4p+13

not possible.

2.b^2+4b-77

=b^2+116-76-77

=b(b+11)-7(b+11)

=(b+11) (b-7)