Complex Numbers

NZ Level 8 (NZC) Level 3 (NCEA) [In development]

Convert between Polar and Rectangular Equations

Lesson

Convert the rectangular equation $5x-4y=3$5`x`−4`y`=3 into a polar equation.

Convert the polar equation $r=\frac{8}{1+\sin\theta}$`r`=81+`s``i``n``θ` into a rectangular equation.

Convert the rectangular equation $x^2+y^2=64$`x`2+`y`2=64 into a polar equation.

Manipulate complex numbers and present them graphically

Apply the algebra of complex numbers in solving problems