Question

Please help!
https://i.gyazo.com/f91401feec842b1869fd4df48ab957e9.png

Answer 1

@Hero can you help?

Answer 2

@ganeshie8 ?

Answer 3

look at the graph what is r when theta is pi/2?

Answer 4

0

Answer 5

which one of the equations gives you r is 0 when theta is pi/2?

Answer 6

recall sin(pi/2)=1
so I'm asking which is true:
0=2-2
0=3-2
0=2+2
0=1-3

Answer 7

the first one

Answer 8

yep

Answer 9

so now you know the answer

Answer 10

thank you :)

Answer 11

np