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Factor u^2-9 pls helpp im taking the test rn
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3 votes
Factor u^2-9

pls helpp im taking the test rn

User Norisknofun
by
3.0k points

2 Answers

4 votes

Answer:

u²-9

=u²-3²

=(u+3)(u-3)

Explanation:

use formula a²-b²=(a+b)(a-b)

User Urvashi Kharecha
by
3.7k points
1 vote

Answer:

(u+3)(u-3)

Explanation:

u²-9 = u²-3²

a²-b²=(a+b)(a-b)

u²-3²=(u+3)(u-3)

User Eva Madrazo
by
2.9k points
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