Question
Express 5sqrt(3) - 5i in polar form.
A: 10(cos(11pi/6) + i sin(11pi/6))
Express 4(cos(3pi/4) + i sin(3pi/4)) in rectangular form.
A: -2sqrt(2) + 2sqrt(2i
Write 2x+y=5 in polar form.
A: sqrt(5)= r cos (theta-27degrees)
Are these correct?
A: 10(cos(11pi/6) + i sin(11pi/6))
Express 4(cos(3pi/4) + i sin(3pi/4)) in rectangular form.
A: -2sqrt(2) + 2sqrt(2i
Write 2x+y=5 in polar form.
A: sqrt(5)= r cos (theta-27degrees)
Are these correct?
Answers
bobpursley
none of them are correct.