Find the cube root of 110592 by estamination.
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julee8789054707
julee8789054707
12.06.2017
Math
Secondary School
+5 pts
Answered
Find the cube root of 110592 by estimation
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Soham12300 Helping Hand
Answer:
Let the numbers be 2xcube, 3xcube,4xcube
So, 2xcube+3xcube+4xcube=33957
=8xcube+27xcube+64xcube=33957
=99xcube=33957
=xcube=33957÷99
=xcube=343
=x=343cube root
=7
=2×7=14
=3×7=21
=4×7=28
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