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Square of a Binomial

a. Square the first term 
Ex: (5x+2)#2 <----- [exponent 2]
The first term here is the 5x :)
So the answer is 25 because you just have to multiply by itself
b. Twice the product of the term
Ex: (5x+2)#2 <---- [exponent 2]
Multiply 5x and 2 . So the answer will be 10x then twice the answer :)
So it will be 20x . Dont forget to add the variables (x)
c. Square the last term
Ex. (5x+2)#2 <------- [exponent 2 ]
The last term here is 2 . You just had to square it [ means multiply by itself ]
So the answer would be

Thanks :)
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Just factor  it from binomial position

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