Advertisements
Advertisements
प्रश्न
Find the cube-root of `-(64)/(343)`
Advertisements
उत्तर
`-(64)/(343)`
= `root(3)(-64)/root(3)(343)`
= `root(3)(-4 xx -4 xx -4)/root(3)(7 xx 7 xx 7)`
= `(-4)/(7)`
APPEARS IN
संबंधित प्रश्न
Find the smallest number by which of the following number must be divided to obtain a perfect cube.
128
Find the cubes of the number 302 .
Write the cubes of 5 natural numbers which are of the form 3n + 1 (e.g. 4, 7, 10, ...) and verify the following:
'The cube of a natural number of the form 3n + 1 is a natural number of the same form i.e. when divided by 3 it leaves the remainder 1'.
By which smallest number must the following number be divided so that the quotient is a perfect cube?
1600
For of the non-perfect cubes in Q. No. 20 find the smallest number by which it must be multiplied so that the product is a perfect cube.
By taking three different values of n verify the truth of the following statement:
If n is even , then n3 is also even.
Write true (T) or false (F) for the following statement:
If a2 ends in an even number of zeros, then a3 ends in an odd number of zeros.
Which of the following number is cube of negative integer - 2744 .
Show that the following integer is cube of negative integer. Also, find the integer whose cube is the given integer −2744000 .
Find the smallest number that must be subtracted from those of the numbers in question 2 which are not perfect cubes, to make them perfect cubes. What are the corresponding cube roots?
Find the cube root of the following natural number 157464 .
Show that: \[\sqrt[3]{27} \times \sqrt[3]{64} = \sqrt[3]{27 \times 64}\]
Making use of the cube root table, find the cube root
700
Making use of the cube root table, find the cube root
1346.
Find the cube-root of 3375.
Find the cube-root of -5832
Find the cube root 24 × 36 × 80 × 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.
