Question

factorise 6x²+40x-800​

Answer 1

Step-by-step explanation:

by using quadratic formula

x=-b+-root b²-4ac/2a

x=-40+-root 1600- (4*6*-800)/12

x=-40+-root 1600+19200/12

x=-40+-root 20800/12

therefore x= -40+root20800 /12 and -40-root20800/12

I hope it helped you

Please mark me as Branliest