hanatemesgen864 hanatemesgen864

07-12-2021
Mathematics

contestada

If ab =12 and a²+b²=25, then (a+b)²= ?

Respuesta :

LammettHash LammettHash

07-12-2021

Recall that

(a + b)² = a² + 2ab + b²

Then

(a + b)² = 25 + 2•12 = 49

Answer Link

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