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Exponents & Radicalshard
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If x=a+a2+b33+a−a2+b33x = \sqrt[3]{a + \sqrt{a^2 + b^3}} + \sqrt[3]{a - \sqrt{a^2 + b^3}}x=3a+a2+b3​​+3a−a2+b3​​, then x3+3bx=x^3 + 3bx = x3+3bx=