factorise a cube + 8 b cube + 24 C cube minus 18ABC
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Answer:
Hope this helps you....
Step-by-step explanation:
a^3+8b^3+27c^3-18abc
(a) ^3+(2b)^3+(3c)^3-3(a)(2b)(3c)
=(a+2b+4c)[a^2+(2b)^2+(3c)^2-(a)(2b)-(2b)(3c)
- (3c)(a)]
=(a+2b+4c)[a^2+4b^2+9c^2-2ba-6bc-3ac]
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