मराठी
सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

Find the cube-root of 700 × 2 × 49 × 5. - Mathematics

Advertisements
Advertisements

प्रश्न

Find the cube-root of 700 × 2 × 49 × 5.

बेरीज

उत्तर

700 × 2 × 49 × 5

2 700
2 350
5 175
5 35
7 7
  1

= 2 × 2 × 5 × 5 × 7 × 2 × 7 × 7 × 5

= (2 × 2 × 2) × (5 × 5 × 5) × (7 × 7 × 7)

= 2 × 5 × 7

= 70

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Cubes and Cube Roots - Exercise 4 (B) [पृष्ठ ५१]

APPEARS IN

सेलिना Concise Mathematics [English] Class 8 ICSE
पाठ 4 Cubes and Cube Roots
Exercise 4 (B) | Q 7.1 | पृष्ठ ५१

संबंधित प्रश्‍न

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

704


What is the smallest number by which the following number must be multiplied, so that the products is perfect cube?

675


By which smallest number must the following number be divided so that the quotient is a perfect cube?

675


By which smallest number must the following number be divided so that the quotient is a perfect cube?

243000


Which of the following number is  not perfect cubes? 

216


By taking three different values of n verify the truth of the following statement:

If a natural number n is of the form 3p + 2 then n3 also a number of the same type.


Find the cube root of the following natural number 74088000 .


Find the cube root of the following natural number 157464 .


Find the cube root of the following natural number 33698267 .


Multiply 210125 by the smallest number so that the product is a perfect cube. Also, find out the cube root of the product.

 

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  units digit of the cube root of the following number  13824 .


Making use of the cube root table, find the cube root
7000


Find if the following number is a perfect cube?
243


Find the cube-root of 343


Find the cube-root of `-(64)/(343)`


Find the cube-root of -2197.


If the cube of a squared number is 729, find the square root of that number


Find two smallest perfect square numbers which when multiplied together gives a perfect cube number


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×