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OpenStudy (vheah):
How to solve for t? For some reason im derping out and I'm forgetting how to deal with the cosine 0.090 = 0.180cos(0.989(t))
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OpenStudy (518nad):
arccos or cos^-1 on your calculator
OpenStudy (518nad):
0.090 = 0.180cos(0.989(t)) 0.090/0.180=cos(0.989t) arccos(0.090/0.180) =0.989 t
OpenStudy (vheah):
Oh alright! i did that earlier but got the wrong answer. I must have plugged in the wrong numbers. thanks.
OpenStudy (518nad):
remember to use radians in this case
OpenStudy (vheah):
that might have bveen the problem because i think i left my calculator on degrees lol. thanks!
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OpenStudy (518nad):
sure np :)
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