Math, asked by gurjarbh6830, 1 day ago

express x^2+4x-7 in the form (x-a)^2-b

Answers

Answered by st1868850

0

Step-by-step explanation:

=x^2 +4x-7

=2x^2+4x-7

=(4)^2-4(2)-(7)

=16+14*4

=16+56

=72

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