हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

Find the Cube-root of 4096.

Advertisements
Advertisements

प्रश्न

Find the cube-root of 4096.

योग
Advertisements

उत्तर

4096
= `root(3)(4096)`
= (2 x 2 x 2) x (2 x 2 x 2) x (2 x 2 x 2) x (2 x 2 x 2)
= 2 x 2 x 2 x 2
= 16

2 4096
2 2048
2 1024
2 512
2 256
2 128
2 64
2 32
2 16
2 8
2 4
2 2
  1
shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 4: Cubes and Cube Roots - Exercise 4 (B) [पृष्ठ ५१]

APPEARS IN

सेलिना Concise Mathematics [English] Class 8 ICSE
अध्याय 4 Cubes and Cube Roots
Exercise 4 (B) | Q 1.6 | पृष्ठ ५१

संबंधित प्रश्न

Find the smallest number by which of the following number must be multiplied to obtain a perfect cube.

675


Find the smallest number by which the following number must be divided to obtain a perfect cube.

135


Find the  cubes of the number 12 .


Find the  cubes of the number 16 .


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


Prove that if a number is trebled then its cube is 27 times the cube of the given number.

 

What happens to the cube of a number if the number is multiplied by 3?


Write true (T) or false (F) for the following statement:

 No cube can end with exactly two zeros.


Show that the following integer is cube of negative integer. Also, find the integer whose cube is the given integer −2744000 .


Find the cube root of the following natural number 48228544 .


Find the cube root of the following natural number 1157625 .


What is the smallest number by which 8192 must be divided so that quotient is a perfect cube? Also, find the cube root of the quotient so obtained.


Find the cube root of the following integer −32768 .


Show that:

\[\frac{\sqrt[3]{729}}{\sqrt[3]{1000}} = \sqrt[3]{\frac{729}{1000}}\]


Find if the following number is a perfect cube?
1331


Find the cube-root of 343


Find the cube-root of 3375.


Find the cube-root of - 15.625.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×