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Vesnalui [34]
3 years ago
9

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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