Question

If a = 2, b = -11, c = 15, find the value of b² - 4ac.​

Answer 1

let, firstly putting the values

(-11)^2 - 4( 2×15)

121-120=1 is the answer

Answer 2

Step-by-step explanation:

b^2-4ac

-11*-11-4*2*15

121-120

1