Use a suitable identity to find the product of (3a -1/3(3a + 1/3).
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2
Step-by-step explanation:
(3a-1/3)(3a+1/3) [(a+b)(a-b) =a^²-b^²]
=3a^²-1/3^²
=9a-1/9
Answered by
4
Answer:
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