Question

Is x=-1 a root of the quadratic equation x2

-3x-4 =0​

Answer 1

Answer:

Yes

Step-by-step explanation:

If x = -1 is a root, then p(-1) = 0.

(-1)^2 - 3 × -1 - 4

= 1 + 3 - 4

=4 - 4

=0

Yes, -1 is a root of the p(x).

Answer 2

QUESTION:- Is x=-1 a root of the quadratic equation x2-3x-4 =0

ANSWER:- refer the attachment

hope it helps

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