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8th Class Mathematics Cubes and Cube Roots Question Bank Cube and Cube Roots

  • question_answer
    Find the value of \[\sqrt[3]{(-125)\times (-3375)}\]

    A)  75  

    B)  72           

    C)  77                               

    D)  79

    Correct Answer: A

    Solution :

    (a): \[\sqrt[3]{(-125)\times (-3375)}\] \[\sqrt[3]{{{\left( -5 \right)}^{3}}\times {{\left( -15 \right)}^{3}}}\]\[=\left( -5 \right)\times \left( -15 \right)=75.\]


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