Question

Factorise :–
4n² + 5n - 636 = 0
​

Answer 1

Solution:

4n2+5n−636=0

4n2+53n−48n−636=0

n(4n+53)−12(4n+53)=0

(n−12)(4n+53) =0

n=12 or n=− 53/4

Answer 2

hope it helps .

sorry for the handwriting .