If 4x - 3y = 18 and xy = 10, then find 16x^2 + 9y^2 – InterviewSolution

1.	If 4x - 3y = 18 and xy = 10, then find 16x^2 + 9y^2
Answer» 564Step-by-step explanation:4x-3y =18Squaring both sides16x^2 + 9y^2 - 24XY = 32416x^2 +9y^2 - 24*10 = 324 (because xy=10)16x^2 + 9y^2 = 324+240 = 564

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