<img src="https://tex.z-dn.net/?f=%28x%20%2B%20y%29%20%5E%7B2%7D%20" id="TexFormula1" title="(x + y) ^{2} " alt="(x + y) ^{2} "

Vesnalui [34]

3 years ago

align="absmiddle" class="latex-formula">

Mathematics

2 answers:

Liula [17]3 years ago

6 0

Answer:

Step-by-step explanation:

(x + y) 2

x2 + 2xy + y2

Nookie1986 [14]3 years ago

3 0

Answer:

Step-by-step explanation:

This is an example of "the square of a binomial." There is a formula for such cases;

(a + b)^2 = a^2 + 2ab + b^2 (worth memorizing)

Thus, our (x + y)^2 = x^2 + 2xy + y^2

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