Find ${11 x}^{3} + x^{3} + x = ?$ , if $x = 7$

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Solution

If $x = 7$
then $11 x^{3} + x^{3} + x = 11 (7)^{3} + (7)^{3} + 7 = 4123$

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Similar questions

x^{3} + x^{3} + x = ?

x = 7

x^{3} + 7 x^{2} + x =

x = 7

x + \frac{1}{x} = 7

x^{3} + \frac{1}{x^{3}}

If $x - \frac{1}{x} = 7,$ find the value of $x^{3} - \frac{1}{x^{3}}$ .

x - \frac{1}{x} = 7

x^{3} - \frac{1}{x^{3}}

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