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(x+1)² using identity please help on this question ​
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1 vote
(x+1)² using identity





please help on this question
​

User Gaby Solis
by
4.9k points

1 Answer

3 votes

Answer:


x^2+2x+1

Explanation:

Note that
(a+b)^2=a^2+2ab+b^2.

Let
a=x and
b=1.


(x+1)^2=x^2+2(x)(1)+1^2=x^2+2x+1

User Kalzem
by
4.9k points
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