Math, asked by SuperMaxAli1631, 8 months ago

Expand the expression (y – 7) (y + 7) and choose the correct option.

Answers

Answered by ngocbao9601

1

Answer: y^2 - 49

Step-by-step explanation:

(y-7)(y+7) = y^2 - 7y + 7y -7^2

=y^2 - 49

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