Q1 of 44 Page 169

Use the formula to find the factors.

(x + y)3 – 125

(x + y)3 – 125

(x + y)3 – (5)3


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


Here a = x + y and b = 5.


(x + y + 5) ((x + y)2 – 6(x + y) + 36)


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