Question

(2/3x +5y)² solce by using identity of (a+b)²​

Answer 1

Answer:

Answer

(3x−5y)

2

=(3x−5y)(3x−5y)

=(3x)

2

−2.3x.5y+(5y)

2

=9x

2

−30xy+25y

2

∴(3x−5y)

2

=9x

2

−30xy+25y

2