What is the value of (X+Y) (X-Y) when x=3.5,y=-8.7

Adrian Archer asked Sep 1, 2023

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40 votes

What is the value of
(X+Y) (X-Y) when x=3.5,y=-8.7

Adrian Archer asked Sep 1, 2023

3.3k points

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14 votes

Answer:

(x + y)(x - y)

(3.5 - 8.7)(3.5 + 8.7)

(-5.2)( 12.2)

-63.44

Linda Qin answered Sep 7, 2023

3.0k points

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