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3 years ago

15

Ab= 6 / a+b = 5 find a² + b²

1 answer:

Alecsey [184]3 years ago

6 0

Answer:

a2+b2= (a+b)2 - 2ab

a2+b2= (5)2 + 2(6)

a2+b2= 25+12.

a2+b2= 37

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