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(x+y)^2= simply the answer.type exponential notation with positive exponents

User Hirofumi
by
5.1k points

1 Answer

4 votes

Answer:

x^2 +2xy+y^2

Explanation:

(x+y)^2

(x+y) (x+y)

FOIL

first = x*x = x^2

outer: x*y

inner = x*y

last

y*y = y^2

Add them together

x^2 +xy+xy+y^2

x^2 +2xy+y^2

User Domonique
by
5.8k points