5b^2 - 14b - 3 = 0
This is what I did
14 = 14^2 - 4 (5)(-3) / 2(5)
14= 196 + 60 / 10
14= 256 / 10
How do I get the answer?
12x^2 - 5x = 2
I subtracted 2 and got
12x^2 - 5x - 2 = 0
5= 5^2 - 4 (12)(-2) / 2(12)
5= 25 + 96 /24
How do I get the answer?
Thanks