$\sin\left(x\right)\:\:+\:\cos\left(x\right)\:\:=\frac{\sqrt{\:3}}{4\:}$

$\int2\sqrt{x+1}dx$

$5x^3\left(m-n\right)-2ym-2yn$

$\frac{d}{dx}\left(\left(x+8\right)^4\left(8x-9\right)^3\right)$

$m3\cdot m$

$\left(6y^2+5bx^3\right)\cdot\left(36y^4-30bx^6y^2+25x^6b^2\right)$

$2[4\left(9-7\right)+1]$