$$\left|15\cdot\left(-3\right)\right|\cdot\left(-17\right)$$

$$\int\frac{2-v}{4-5v-v^2}dv$$

$$\lim_{x\to\infty}\sqrt[3]{\frac{5+64x^5}{x^5+4}}$$

$$2x+\frac{2}{x}=0$$

$$5+\left(+5\right)-\left(-16\right)$$

$$\sin\left(180-x\right)+\sin\left(x-90\right)+\sin\left(-x\right)$$

$$\frac{9x^2+6x+1}{3x+1}$$