$\lim_{x\to-2}\left(\frac{x^2+8x+12}{x+2}\right)$

$\frac { 6 x ^ { 3 } + 19 x ^ { 2 } + 16 x + 22 } { 3 x + 2 }$

$a\left(1-x\right)^2$

$\sin\left(25\right)\cdot\cos\left(75\right)+\sin\left(75\right)\cdot\cos\left(25\right)$

$\frac{8x^4+4x^3+6x^2}{2x^2+1}$

$2x+6=14$

$-.03x^2+.75x+1.5125$