Math, asked by bryan67, 11 months ago

x^2 + 9y^2 = 9y and xy = 1, find (2x +6y)^2

Answers

Answered by ln66307

1

Answer:

36y +24

Step-by-step explanation:

4x^2 + 24xy + 36y^2

4(x^2 + 6xy + 9y^2)

4(9y+6)

36y + 24

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