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find the value of 8x^3+1/27x^3 ,if 4x^2+1/9x^2=71/3
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find the value of 8x^3+1/27x^3 ,if 4x^2+1/9x^2=71/3
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[(6x+1)^3][(27x^2+2)-(9x^3+2x)](3)[(6x+1)^2](6) over [(6x+1)^3]^2
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Oh, wait...It should actually be this (sorry!) {[(6x+1)^3][(27x^2+2)}-{(9x^3+2x)](3)[(6x+1)^2](6)}
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