Factorize: 2a^3+16b^3-5a-10b
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Step-by-step explanation:
2a^3 + 16b^3 - 5a - 10b
2(a+2b) (a^2-2ab+4b^2) - 5a - 10b
2(a+2b) (a^2 - 2ab + 4b^2) -5 (a+2b)
(a+2b) (2(a^2 - 2ab + 4b^2) - 5)
(a+2b) (2a^2 - 4ab + 8b^2 - 5)
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