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Anikesh Jain asked in Math

Expand using identify (x+3y)2

Thank You
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Komal Garg answered this

Dear student,Assuming the question is;Q. Expand using identity (x+3y)2Sol. Using identity; (x+y)2=x2+y2+2xy(x+3y)2=(x)2+(3y)2+2×(x)×(3y)            =x2+9y2+6xyRegards