Question

Change the following point into rectangular form: (4,4 pi over 3)
A. (-2,sqrt 3)
B. (-2, 2 sqrt 3)
C. (2,-2 sqrt 3)
D. None of the above

Answer 1

@bnb530 I guess i gave you the formula's yesterday.

Answer 2

We have (x,y),we have to find (r,θ)

r=x^2+y^2


Here x=4

y=4pi/3

Now put the values and calculate r

Answer 3

Then to find θ

Use,

θ=arctan(y/x)

Answer 4

@bnb530 Start working,