Karnataka Board Solutions for Chapter: Factorisation, Exercise 3: EXERCISE

Factorise the expression ${\left(l+m\right)}^2-4lm$ (Hint: Expand $(l+m{)}^2$ first)

Factorise the expression $a^4+2a^2{b}^2+b^4$

Factorise $16x^5-144x^3$ 

Factorise:  $9x^2{y}^2-16$.

Factorise the expression $\left(lm+l\right)+m+1$

Factorise of the expression $y\left(y+z\right)+9\left(y+z\right)$.

Factorise the expression $5y^2-20y-8z+2yz$.

Factorise the expression$10ab+4a+5b+2$.