$$\int2e^2dx$$

$$5-3x\le2\left(3x+1\right)-4\left(2x-3\right)$$

$$2x^5-3x^2+6x$$

$$\cos\left(x\right)^2+\tan\left(x\right)\csc\left(x\right)$$

$$7j=-42$$

$$\int6t^3dt$$

$$\lim_{x\to+0}\left(ln\left(x\right)\right)$$