Advertisements
Advertisements
Question
Find the cube-root of `-(27)/(125)`
Advertisements
Solution
`-(27)/(125)`
= `-sqrt(27)/(sqrt(125)`
= `- sqrt((3 xx 3 xx 3)/(5 xx 5 xx 5)`
= `- (3)/(5)`
APPEARS IN
RELATED QUESTIONS
Find the smallest number by which the following number must be divided to obtain a perfect cube.
81
Find the cubes of the number 7 .
Find the cubes of the number 16 .
Find the cubes of the number 100 .
Which of the following are cubes of even natural numbers?
216, 512, 729, 1000, 3375, 13824
By which smallest number must the following number be divided so that the quotient is a perfect cube?
8788
Write true (T) or false (F) for the following statement:
If a and b are integers such that a2 > b2, then a3 > b3.
Write true (T) or false (F) for the following statement:
If a divides b, then a3 divides b3.
Find the cube root of the following integer −125 .
Find the cube root of the following integer −753571.
Show that:\[\sqrt[3]{- 125 - 1000} = \sqrt[3]{- 125} \times \sqrt[3]{- 1000}\]
Making use of the cube root table, find the cube root
700
Find the cube-root of 8000.
Find the cube-root of 3375.
Find the cube-root of -2744000
Find the cube-root of - 15.625.
The cube of 0.0012 is 0.000001728.
Find the smallest number by which 10985 should be divided so that the quotient is a perfect cube
If a2 ends in 5, then a3 ends in 25.
Difference of two perfect cubes is 189. If the cube root of the smaller of the two numbers is 3, find the cube root of the larger number.
