Question

Use suitable identity to find the following product : (2y+5)²​

Answer 1

Answer:

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

Using,

(a+b)

2

=a

2

+2.a.b+b

2

we get the above equation.

=(2y+5)

2

=(2y)

2

+2.2y.5+5

2

=4y

2

+20y+25

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

using identity (a+b)²= a²+ 2ab+b²