$$\log_{x+5}\left(2x^2+1\right)=2$$

$$x^2-8x+10=0$$

$$\frac{\left(-6p+3p^{3}+40p^{2}+63p\right)}{\left(p-7\right)}$$

$$6\left(b+8\right)$$

$$\frac{sin150\:+\:sin120}{cos210\:-\:cos300}$$

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

$$\left(1+\tan^2\left(5\right)\right)\cos^2\left(5\right)=1$$