Find the quotient $\frac{z_1}{z_2}$ and express it in rectangular form.

$$z_1 = 4(\cos 280\degree + i \sin 280\degree) \text{ and } z_2 = 4(\cos 55\degree + i \sin 55\degree)$$

Express the complex number $\space -4+4i\space$, in the polar form.

Find the quotient $\frac{z_1}{z_2}$ and express it in rectangular form.

$$z_1 = 10(\cos 200\degree + i \sin 200\degree) \text{ and } z_2 = 5(\cos 65\degree + i \sin 65\degree)$$

Solve the below triangle:

$$b=5, c=5, \alpha=20^{\circ}$$

find the magnitude and direction angle of the given vector. $\textbf{u}=\langle{-8,0}\rangle$

Find the fourth roots of $(8 \sqrt{3}+8i)$, and draw the complex rectangle with the calculator

Solve the below given triangle :

$$\alpha=30^{\circ}, \beta=30^{\circ}, c=12 \mathrm{~m}$$

find the magnitude and direction angle of the given vector. $\textbf{u}=\langle{-6,3}\rangle$

Two sides and an angle are given below. Determine whether a triangle (or two) exist and, if so, solve the triangle.

$$a=10, c=12, \alpha=24^{\circ}$$

Convert the point $(3,-3)$, to exact polar coordinates. Assume that $0\le \theta < {2\pi}$.

Find the area of the triangle described. $a=15, b=15, c=15$

Find the dot product : $\langle{- 18, 3}\rangle\cdot \langle{10, - 300}\rangle$

Find the quotient $\frac{z_1}{z_2}$ and express it in rectangular form.

$$z_1 = 8(\cos 80\degree + i \sin 80\degree) \text{ and } z_2 = 2(\cos 35\degree + i \sin 35\degree)$$

Convert the point $(30,-15)$ to polar coordinates.