$0.75\:\:\frac{3}{5}$

$f\left(x\right)=\sqrt[3]{\ln\left(x\right)^{\frac{2}{3}}}$

$\frac{\:\:\sec\left(x\right)}{\frac{\sin\:\:^2\left(x\right)+\cos\:\:^2\left(x\right)}{\cos\:\:\left(x\right)\sin\:\:\left(x\right)}}$

$x^2+14x=6$

$cosx\:\left(sen^2x\:-cos\:2x\right)sec\:x\:-cos\:2x=sen^2x$

$\left(\frac{3}{4}+x^2\right)^2$

$12-9m+12m-1$