(3x + 1) (3x − 1) Solve using algebraic identities.
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Answers
Answered by
1
Answer:
(3x+1)(3x-1)
Step-by-step explanation:
(3x)^2-(1)^2
9x^2-1
Answered by
1
Step-by-step explanation:
(a+b) (a-b) =(a square- b square)
(3x) square- (1) square
9x-1
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