Question

1-3 find the rectangular coordinates of each point

1. (2,3pi/4)
2. (-4,7pi/6)
3. (2/3, 2pi/3)

Answer 1

is im right for these

Answer 2

given (r,t) in polars; rect = (rcos(t),rsin(t))

Answer 3

1. (2, 2.36)

Answer 4

no

Answer 5

2. (-4,3.67)

Answer 6

or 1. (-sqrt 2, sqrt 2)?

Answer 7

that looks better

Answer 8

2. (2sqrt3,2)

Answer 9

3. (-4/3, -4sqrt3/9)

Answer 10

???

Answer 11

(-4, 7pi6) = (4, pi/6)

4/2 , 4sqrt(3)/2 is what im considereing

Answer 12

ok so im right for all? i got it?

Answer 13

2sqrt(3), 2 looks better to me

Answer 14

http://openstudy.com/study#/updates/4f21c175e4b0a2a9c2653ff4 when done

Answer 15

so yes, your 2 is good