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

User Mardoxx
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1 Answer

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3181, just a basic substitution problem
User Estevan
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8.0k points
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