itomath.com

(1K) Factorising $x^2+bx+c$

Expand $2\left(x+3\right)\left(x-2\right)=2\bigl($ $\bigl)=$
Factorize $2x^2+2x-12=2\bigl($ $\bigl)=2\bigl($ $\bigl)\bigl($ $\bigl)$

Expand $5\left(x-4\right)\left(x-1\right)=$
Factorize $5x^2-25x+20=$ $\bigl($ $\bigl)\bigl($ $\bigl)$

Expand $-\left(x-5\right)\left(x+9\right)=-\bigl($ $\bigl)=$
Factorize $-x^2-4x+45=$ $\bigl($ $\bigl)\bigl($ $\bigl)$

Expand $-3\left(x-2\right)\left(x-5\right)=$
Factorize $-3x^2+21x-30=$ $\bigl($ $\bigl)\bigl($ $\bigl)$
Fully factorize:
$4x^2+24x+36$
$4x^2+16x-20$

$6x^2-18x-24$
$4x^2-36x+32$
Fully factorize:
$-2x^2-22x-60$
$-9x^2-27x+90$

$-x^2+49$
$-4x^2+36x-72$