Math, asked by harsh1350, 1 year ago

find the cube root by prime factorization method number is minus 9261

Answers

Answered by Kmg13teen
6

 \sqrt[3]{9261}  =  \sqrt[3]{3 \times 3087}  \\   \\   \:  \:  \:  \:   \:  \:  \:  \:  \:  \:  \:  \:  \:  \: =  \sqrt[3]{3 \times 3 \times 1029}  \\  \\   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: =  \sqrt[3]{3 \times 3 \times 3 \times 343}  \\  \\     \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 3 \sqrt[3]{343}   \\  \\ \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   = 3 \sqrt[3]{7 \times 49}  \\  \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 3 \sqrt[3]{7 \times 7 \times 7}  \\  \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   = 3 \times 7 \\  \\ \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   = 21 \\  \\  \sqrt[3]{9261}  = 21
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