Factorization Extension Level 1
Fully factorize.
$x^2+x+\frac{1}{4}$
$x^2-\frac{2}{3}x+\frac{1}{9}$
$\left(a-b\right)x-\left(b-a\right)y$
$3\left(x+y\right)^3+27\left(x+y\right)^2$
$\left(a-b\right)^2-9b^2$
$\left(a-1\right)x^2+4\left(1-a\right)y^2$
$\left(3a+2b\right)^2-\left(-4a+b\right)^2$
$\left(a^2+b^2\right)^2-4a^2b^2$
Factorization Extension Level 2
Fully factorize.
$ax^2-\left(a+2\right)x+2$
$x^2-\left(a+1\right)x+a$
$ax^2+\left(2a-1\right)x-2$
$abx^2+\left(a+b\right)x+1$
$ax^2-\left(1+ab\right)x+b$
$abx^2+\left(2a^2-b^2\right)x-2ab$