Question

2.
factorise the following by splitting the middle term.
a) x2 - x - 2 b) p2 + 12p + 35
c) z2 - 3z-54 d) s2 + 11s +30
e) 2b2 + 32b + 128 f) p2 + 8p - 84
g) 4x2 - 56x + 196 h) p2 - 10r +21
i) p2 - 17p - 38 j) x2 + 30x + 216​

Answer 1

Answer:

d) (s+5)(s+6)

Step-by-step explanation:

s²+6s+5s+30

s(s+6)+5(s+6)

(s+6)(s+5)