yourbro2244 yourbro2244

26-02-2019
Mathematics

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The side of a square is 2x+3y .Find its area

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mathstudent55 mathstudent55

26-02-2019

Answer:

4x^2 + 12xy + 9y^2

Step-by-step explanation:

The area of a square is the square of the length of a side. It is also the length of a side multiplied by itself.

A = s^2

A = (2x + 3y)^2

A = (2x + 3y)(2x + 3y)

Use FOIL.

A = 4x^2 + 6xy + 6xy + 9y^2

A = 4x^2 + 12xy + 9y^2

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