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OpenStudy (avanti):
how many possible values for y are there where y=cos-1(0)? A. 2 b. 1 c. 0 d. infinite
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OpenStudy (anonymous):
cos-1(0).....whats that?
OpenStudy (avanti):
90 in degrees
OpenStudy (anonymous):
infinite , cus cos 90=0, cos 270=0, and so on....just see the domain of cos theta
OpenStudy (avanti):
ohh okay thank you so much!
OpenStudy (anonymous):
np ;)
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