Question

find the cube root of 91125 by estimation method​

Answer 1

Answer:

Step-by-step explanation:We need to find the cube root of 91125

Now, lets make batch of 3, as 091 125

Lets take 125, now the number is ending in 5 so the unit digit of the number will be 5

now 091, we need to see which number cube will be nearest to 091

and we have the cube of 4 = 64

So, the number is 45.

(45)³ = 91125

∛91125 = 45

Our number is 45

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Answer 2

Here is your answer

45*45*45

=91125

91125÷45

=2025

2025÷45

=45

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