Question

factorise expression by regrouping the term a² - a - 72

​

Answer 1

Answer:

a²-a-72

a²-9a+8a-72

a(a-9)+8(a-9)

=(a-9)(a+8)

Hope it helps!!

Plzz thanks my answers and mark me as brainliest

Answer 2

Answer:

$a {}^{2} - 9a + 8a - 72$

$a(a - 9) + 8(a - 9)$

$(a + 8) (a - 9) is the answer$