find the product appropriate identity (3x-2y) (3x+2y)
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Answer:
it is (a+b) (a-b) = a²- b²
Step-by-step explanation:
so your answer is 9x² - 4y²
Answered by
0
Answer:
identity - a²-b² = (a+b)(a-b)
Step-by-step explanation:
(3x)²-(2y)²
=9x²-4y² (ans)
it is a factorisation identity
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