158k views
20 votes
Find the difference of squares

x^2 -225

81- 4y^2

9k^4 - 25

User Kevhender
by
8.0k points

1 Answer

7 votes

Answer:

1.(x+15)(x−15)

2.(9+2y)(9−2y)

3.(3k^2+5)(3k^2−5)

Explanation:

hope this helps

User Spacenick
by
8.5k points

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