What is the anawer for this 4a²-9b²
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Answered by
5
4a² - 9b²
= (2a)² - (3b)²
By using identity
- a² - b² = (a + b)(a - b)
= (2a + 3b)(2a - 3b)
Answered by
2
Answer:
(2a-3b)(2a+3b) by factorisation formula a^2 -b^2 = (a-b)(a+b)
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