Question

factorise 4x^2-5x-1. ​

Answer 1

Answer:

the question should be 4x^2-5x+1

Step-by-step explanation:

the solution will be

Answer 2

Answer:

Step-by-step explanation:

4x^2-5x-1

a= 4

b=-5

c=-1

D = Root ( 25+4)

D  = Root (29)

roots : x = (5+/- Root (29))/2

( x- (5+ Root (29))/2) . ((x- (5 - Root (29))/2)