factorise 16/9x² - 1/4y
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Answered by
1
Step-by-step explanation:
16 – 9x2 = (4)2 – (3x)2 = (4 + 3x) (4 – 3x)
Answered by
0
Step-by-step explanation:
(4/3x+1/2y)(4/3x-1/2y)
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