IGCSE Math B 3.C Factorisation Topic Practice

Factorise $2 x^{3}-6 x z+x^{2} z-3 z^{2}$

Factorise fully $8xy^2-18xy$.

Factorise fully 28ab+21b.

Factorise fully $9x+12x^2y$.

Factorise completely $3 a^{5} b^{5}-6 a^{3} b^{6}+15 a^{2} b^{7}$

Factorise completely
$$2x^2-6xy+5wx-15wy.$$

Factorise completely
$$2mc^2+6p^2c^4.$$

$\mathrm{f}(x)=x^{3}-x^{2}+k x-24$ where k is a constant.

Given that ( x+1 ) is a factor of f(x)

Using the value of k found in part (a), completely factorise f(x)
(4)
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Factorise fully $5mp^2-10p$.