amenberhane214
Answered

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if ab=8 and a^2+b^2=64,then (a+b)^2_____
A.80
B.72
C.56
D.48​

Sagot :

Answer:

a option

Step-by-step explanation:

(a + b)² = a² + b² + 2ab

(a + b)² = 64 + 16

(a + b)² = 80

Hope it helps.

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