InterviewSolution
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InterviewSolution
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Factorise : `(i) a^(3)+27b^(3)+8c^(3)-18abc " " (ii) 2sqrt(2)a^(3)+8b^(3)-27c^(3)+18sqrt(2)abc` `(iii) x^(3)+y^(3)-12xy+64 " " (iv) 125-8x^(3)-27y^(3)=90xy`. |
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Answer» Correct Answer - `(i) (a+3b+2c)(a^(2)+9b^(2)+4c^(2)-3ab-6bc-2ca) " " (ii) (sqrt(2)a+2b-3c)(2a^(2)+4b^(2)+9c^(2)-2sqrt(2)ab+6bc+3sqrt(2)ca)` `(iii) (x+y+4)(x^(2)+y^(2)+16-xy-4y-4x) " " (iv) (5-2x-3y)(25+4x^(2)+9y^(2)+10-6xy+15y)` |
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