Question

find discriminant of x²-3x-4=0​

Answer 1

Answer:

(x-4) (x+1)

Step-by-step explanation:

x²-4x+x-4

x(x-4) +1(x-4)

(x+1)(x-4)

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Answer 2

Answer:

discriminant is b^2 - 4ac

b^2 - 4ac = ( 3)^2 - 4 (1x-4)

                = 9-16

= -7

Step-by-step explanation:

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