Q1 of 44 Page 168

Use the formula to find the factors.

2a3 + 250b3

2a3 + 250b3

⟹ 2× [a3 + 250b3]


⟹ 2× [(a) 3 + (5b)3]


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


Here a = a and b = 5b.


⟹ 2× (a + 5b) (a2 – 5ab + 25b2)


⟹ (2a + 10b) (a2 – 5ab + 25b2)


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