estimate the cube root of 75
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1³=1
2³=8
3³=27
4³=64
5³=125
so definitely there must be no. between 4 &5
so let us estimate with
4.5³=91.125
4.4³=85.124
4.3³=79.704
4.2³=74.088
so 4.2³ is near to 75 so answer is 4.2
2³=8
3³=27
4³=64
5³=125
so definitely there must be no. between 4 &5
so let us estimate with
4.5³=91.125
4.4³=85.124
4.3³=79.704
4.2³=74.088
so 4.2³ is near to 75 so answer is 4.2
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