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Mathematics 8 Online
OpenStudy (anonymous):

Can someone tell me if my answer's correct? :) Thanks in advance! 3√45x^3 + 2√12 + √27 - 3√20x^3 My answer: 3x√10x + 7√6

OpenStudy (radar):

It is wrong.

OpenStudy (anonymous):

3√45x^3 + 2√12 + √27 - 3√20x^3 = 9√5x^3 + 4√3 + 3√3 - 6√5x^3 = 3√5x^3 + 7√3

OpenStudy (radar):

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