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

Factorised form of p² + 30p + 216 is (p + 18)(p – 12).

On dividing `p/3` by `3/p`, the quotient is 9.

(9x – 51) ÷ 9 is x – 51.

Write the greatest common factor in the following terms.

–18a², 108a

Write the greatest common factor in the following terms.

3x²y, 18xy², – 6xy

Write the greatest common factor in the following terms.

2xy, –y², 2x²y

Write the greatest common factor in the following terms.

l²m²n, lm²n², l²mn²

Write the greatest common factor in the following terms.

21pqr, –7p²q²r², 49p²qr

Write the greatest common factor in the following terms.

qrxy, pryz, rxyz

Write the greatest common factor in the following terms. 

3x³y²z, – 6xy³z², 12x²yz³ 

Write the greatest common factor in the following terms. 

63p²a²r²s, – 9pq²r²s², 15p²qr²s², – 60p²a²rs² 

Write the greatest common factor in the following terms. 

13x²y, 169xy

Write the greatest common factor in the following terms. 

11x², 12y²

Factorise the following expression.

6ab + 12bc

Factorise the following expression.

– xy – ay

Factorise the following expression.

ax³ – bx² + cx

Factorise the following expression.

l²m²n – lm²n² – l²mn²

Factorise the following expression.

3pqr – 6p²q²r² – 15r²

Factorise the following expression.

x³y² + x²y³ – xy⁴ + xy

Factorise the following expression.

4xy² – 10x²y + 16x²y² + 2xy