Question

factorise : 4x² + 84x - 12​

Answer 1

Answer:

the answer is in the figure

hope it may help u

Answer 2

$factorise \\ 4x2 + 84x - 12 \\ solution \\ = 4x2 + 84x - 12 \\ = 4(x2 + 21x - 3)$

$∴the \: factorisation \: of \: 4 x+ 84x - 12 \: is\: 4(x2 + 21x - 3)$