3y power cube - 48y
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Answer is ...
3y (y-4) (y+4).
Step-by-step explanation:
Step.1: 3y^3 - 48y
Step.2:. 3y (y^2- 16)
{Taking 3y common}
Step.3: 3y [ (y)^2 - (4)^2 ]
{Expressing 16 as the square of 4}
Step.4: 3y [ (y-4)(y+4) ]
{Using the identity : a^2-b^2 = (a-b) (a+b)
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