Question

How to do the middle term break of 3x²+36x-8640=0​

Answer 1

x^2+12x-2880=0

x^2+60x-48x-2880=0

x(x+60)-48(x+60)=0

x=48 or x=-60

Answer 2

Step-by-step explanation:

using the formula of -b

$- b \sqrt{ {b}^{2} } + or - \frac{?}{2a} \sqrt{ {b }^{2} } - 4ac$

using the formula u can get the middle break down .