Question

Find the discriminant of the equation x²-2x-8=0​

Answer 1

Answer:

D = b²-4ac = (-2)²-4*1*(-8) = 4 + 32 = 36.

D = 36.

Answer 2

Answer:

X²-2x-8=0

given :- a=1, b= -2, C= -8 .

D = b²-4ac

= (-2)²-4×1×-8

= 4+32

D = 36

Hope it helps u!!!