Question

5 Add the following:
(1) x²y, 4x²y, - 2x0²y​

Answer 1

Answer:

(2xy+5y)

2

Using,

(a+b)

2

=a

2

+2ab+b

2

we get,

=(2xy)

2

+2(2xy)(5y)+(5y)

2

=4x

2

y

2

+20xy

2

+25y

2