4x² - 9y² do in factorise form
Answers
Answered by
7
Answer:
4x²-9x²
(2x)²-(3y)²
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Answered by
2
Answer:
(2x + 3y)(2x - 3y)
Step-by-step explanation:
4x² - 9y²
= (2x)² - (3y)²
= (2x + 3y)(2x - 3y) [a²-b²= (a+b)(a-b)]
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