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Mathematics 9 Online
OpenStudy (anonymous):

Add. (question and answers in comments)

OpenStudy (anonymous):

OpenStudy (anonymous):

i love you :DDDD

OpenStudy (anonymous):

@sourwing thank you lol could you help me? <333

OpenStudy (anonymous):

nope i'm here to get engaged only :DDD

OpenStudy (anonymous):

hahha

OpenStudy (gorv):

\[17<60+8<220\]

OpenStudy (gorv):

< mean angle

OpenStudy (gorv):

it is in \[r< \theta\] form

OpenStudy (gorv):

either expand it and then add or use calculator

OpenStudy (gorv):

\[r<\theta=r*\cos \theta + i *r*\sin \theta \]

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