$49y^2-144$

$\int2\cdot x\sqrt{1-1\cdot x^2}$

$\left(4x^3-5y^4\right)^2$

$\frac{\left(x^2\right)}{\left(1+3\cdot x\right)^2}$

$\left(x^2+17\right)\left(x^3-3x+1\right)$

$\lim_{p\to1}\left(p^2-p+1\right)^{\frac{1}{p-1}}$

$\left(6x-5+9x^3-2x^2\right)+\left(3x-6-8x^3+5^2\right)$