Factorise: $3a^2-b^2-c^2+2ab-2bc+2ca$

Important Questions on Factorisation

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 16

Factorise: $a^2+\frac{1}{a^2}+2-3a-\frac{3}{a}$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 17

Factorise: $\frac{x^4}{16}-\frac{y^4}{25}$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 18

Factorise: $x^4-11x^2{y}^2+y^4$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 19

Factorise: $\left(x^2-y^2\right)\left(a^2-b^2\right)-4abxy$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 20

Factorise: $\left(4x^2-1\right)\left(4y^2-1\right)+16xy$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 21

Factorise : $x^2-2ax+\left(a+b\right)\left(a-b\right)$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 22

Factorise : $4a^2-12ab+9b^2+2a-3b$

EASY

9th West Bengal Board

IMPORTANT

MATHEMATICS CLASS 9>Chapter 4 - Factorisation>EXERCISE-2.1>Q 23

Factorise : ${\left(a+b\right)}^3-a-b$