Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions for Mathematics

Factorize the following:
20a¹²b² − 15a⁸b⁴

Find the cube root of the following natural number 343 .

Find the cube root of the following natural number 2744 .

Find the cube root of the following natural number 4913 .

Find the cube root of the following natural number 1728 .

Find the cube root of the following natural number 35937 .

Find the cube root of the following natural number 17576 .

Find the cube root of the following natural number 134217728 .

Find the cube root of the following natural number 48228544 .

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 1157625 .

Find the cube root of the following natural number 33698267 .

Factorize the following:
72x⁶y⁷ − 96x⁷y⁶

Find the smallest number which when multiplied with 3600 will make the product a perfect cube. Further, find 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.

Factorize the following:
20x³ − 40x² + 80x

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

Factorize the following:
2x³y² − 4x²y³ + 8xy⁴