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Expand and simplify (y + 2) (y-2)
90.5k views
25 votes
Expand and simplify
(y + 2) (y-2)

User Slava Glushenkov
by
3.3k points

2 Answers

4 votes
Y^2-4, using the foil method
User Joshua Fox
by
3.2k points
3 votes
(y+2)(y-2)

= y(y-2) + 2(y-2)

= y^2 - 2y + 2y - 4

= y^2 + 0 - 4

= y^2 - 4
User Mit Bhatt
by
3.6k points
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