Math, asked by pinkejaiswal5, 1 day ago

check whether x=-1 is A root of quadratic equation x2 - x - 2 = 0

Answers

Answered by jawahar76gmailcom

1

Answer:

PUT THE VALUE OF X WHICH IS GIVEN ABOVE

(-1)2 - (-1) -2

-2 +1 -2

-2 +1 -2

-1 - 2

-3

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