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

Find the surface area of a cube whose edge is 2.1 m.

Divide the first polynomial by the second in each of the following. Also, write the quotient and remainder:

3x² + 4x + 5, x − 2

Divide the first polynomial by the second in each of the following. Also, write the quotient and remainder:

 10x² − 7x + 8, 5x − 3

Divide the first polynomial by the second in each of the following. Also, write the quotient and remainder:

5y³ − 6y² + 6y − 1, 5y − 1

Divide the first polynomial by the second in each of the following. Also, write the quotient and remainder:

 x⁴ − x³ + 5x, x − 1

Divide the first polynomial by the second in each of the following. Also, write the quotient and remainder:

y⁴ + y², y² − 2

Find the surface area of a cube whose volume is  343 m³.

Find whether the first polynomial is a factor of the second.

x + 1, 2x² + 5x + 4

Find the surface area of a cube whose volume is  216 dm³.

Find whether the first polynomial is a factor of the second.

y − 2, 3y³ + 5y² + 5y + 2

Find whether the first polynomial is a factor of the second.

 4x² − 5, 4x⁴ + 7x² + 15

Find the volume of a cube whose surface area is  96 cm².

Find whether the first polynomial is a factor of the second.

 4 − z, 3z² − 13z + 4

Find whether the first polynomial is a factor of the second.

2a − 3, 10a² − 9a − 5

Find the volume of a cube whose surface area is 150 m² .

Find whether the first polynomial is a factor of the second.

4y + 1, 8y² − 2y + 1

Divide:
x² − 5x + 6 by x − 3

Divide:
ax² − ay² by ax + ay

Divide:
x⁴ − y⁴ by x² − y²

Divide:
acx² + (bc + ad)x + bd by (ax + b)