Question

solve by formula method 2xsquare - 3x-3=0​

Answer 1

Step-by-step explanation:

By formula method

2x^2-3x-3=0

Here a=2,b=-3,c=-3.

b^2-4ac=(-3)^2-4(2)(-3)

=9+24

= 33.

x=(-b+rootb^2-4ac)/2a or (-b-rootb^2-4ac)/2a

x=(3+root33)/4 or (3-root33)/4.