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    • Question : If $x=5$ ; $y=6$ and $z=-11$, then the value of $x^{3}+y^{3}+z^{3}$ is: Option 1:
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    Question : If $x=5$ ; $y=6$ and $z=-11$, then the value of $x^{3}+y^{3}+z^{3}$ is:

    Option 1:  –890

    Option 2:  –970

    Option 3:  –870

    Option 4:  –990

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    Team Careers360 24th Jan, 2024
    Answer
    Answer (1)
    Team Careers360 25th Jan, 2024

    Correct Answer: –990


    Solution : Given:
    $x=5$, $y=6$ and $z=-11$
    Here $x+y+z= 5 + 6 -11 = 0$
    So, $x^{3}+y^{3}+z^{3} = 3xyz = 3\times 5\times 6 \times (-11) = -990$
    Hence, the correct answer is $-990$.

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