20-12-2020
Mathematics

contestada

If (2x + 3y)^2 = 4 and xy = -5, what is the value of 4x^2 + 9y^2?

Respuesta :

ChoiSungHyun ChoiSungHyun

20-12-2020

Step-by-step explanation:

Answer: 4 - 12(-5) = 64.

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