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If X^3 + 3x^2 + 3x = 7, Then X Is Equal To? |
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Answer»
=> x^3 + 3x^2 + 3x + 1= 7 +1 => (x+1)^3=2^3 => x+1 = 2 => x =1. x^3 + 3x^2 + 3x = 7 Adding both side 1 => x^3 + 3x^2 + 3x + 1= 7 +1 => (x+1)^3=2^3 => x+1 = 2 => x =1. |
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