Question

1. Find the cube of the (-9) number


*step by step*
​

Answer 1

Answer:

What is the cube root of 9?

The cube root of 9 is 2.083 approx

Step 1: First find integral part

The answer lies between 2 and 3, cause 9 is in between 8( 23 ) and 27 ( 33 )

So, the integral part is 2

Step 2: Divide 9 by Square of integral part ( 22=4 ), which will give you 2.25,

Now subtract the integral part (2) from 2.25, which will be 0.25

Now divide this by 3, (0.25/3=0.08333…)

Step 3: Add this to integral part 2+0.083… =2.083 approx

The actual answer for ∛9 = 2.08008382305

SO THE ANSWER IS - 729

Answer 2

Answer:

formula= a³

Step-by-step explanation:

so, number is 9

a³= 9×9×9= 729

answer = 2.08

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