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

Find the Cube-root of -64 X -125

Advertisements
Advertisements

प्रश्न

Find the cube-root of -64 x -125

बेरीज
Advertisements

उत्तर

-64 x -125
= -(4 x 4 x 4) x -(5 x 5 x5)
= -4 x -5
= 20

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 7.3 | पृष्ठ ५१

संबंधित प्रश्‍न

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

243


Find the  cubes of the number 16 .


Find the  cubes of the number 301 .


Which of the following is  perfect cube? 

3087


Which of the following is  perfect cube? 

 4608


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

7803


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

8640


Which of the following number is  not perfect cubes?

 64


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

If n leaves remainder 1 when divided by 3, then n3 also leaves 1 as remainder when divided by 3.


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

 If a2 ends in 5, then a3 ends in 25.


Which of the following number is cube of negative integer - 64 .


Find the cube root of the following natural number 157464 .


Three numbers are in the ratio 1 : 2 : 3. The sum of their cubes is 98784. Find the numbers.


Find the  units digit of the cube root of the following number 571787 .


Find the  units digit of the cube root of the following number 175616 .


Find the cube-root of -512


Find the cube-root of -1331


Find the cube-root of `(-512)/(343)`


Find the smallest number by which 200 should be multiplied to make it a perfect cube


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.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×