$\left(5\sin\left(x\right)+5\cos\left(x\right)\right)^2=25+25\sin\left(2x\right)$

$\left(x-2\right)y'$

$\cos\left(nb+o\right)$

$\frac{6x^3+15x^2-14x-35}{2x+5}$

$1.5\sqrt{2.6-\frac{3}{4}}+\sqrt[3]{\frac{13}{2}+\frac{3}{6}}-\frac{3}{5}$

$\frac{\sin\left(x\right)+\cos\left(x\right)}{\tan^2\left(x\right)-1}=\frac{cos^2\left(x\right)}{\sin\left(x\right)-\cos\left(x\right)}$

$x^6y^9-125x^3y^6$