Factorise : 9x² -12x +4
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Answered by
6
Answer:
(3x-2)(3x-2)
Step-by-step explanation:
i hope it helps you.
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Answered by
3
Answer:
Using the identity:
[(a - b ) = a² - 2ab + b²]
9x² -12x +4
(3x)² - 2(3x)(2) + (2)²
(3x - 2) ²
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