Question

factorise 12p² - 10p - 42​

Answer 1

Answer:

12p2-10p-42

12p²-28p+18p-42

2p(6p-14)3(6p-14

(2p+3)(6p-14)

2p+3=0

2p=-3

p=-3/2

6p-14=0

6p=14

p=14/6

p=7/3