Q1 of 44 Page 168

Use the formula to find the factors.

27m3 + 125n3

27m3 + 125n3

⟹ (3m)3 + (5n)3


Using the formula (a3 + b3) = (a + b) (a2 – ab + b2)


Here a = 3m and b = 5n.


⟹ (3m + 5n) (9m2 – 15mn + 25n2)


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