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anonymous
 4 years ago
find exact value of the expression
cos^1 (1)
anonymous
 4 years ago
find exact value of the expression cos^1 (1)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0explanation would be nice also :)

campbell_st
 4 years ago
Best ResponseYou've already chosen the best response.0are you talking about 1/cos or arccos.... very different things...

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0i dunno its gives me that in the book i have

dumbcow
 4 years ago
Best ResponseYou've already chosen the best response.1prob arccos or inverse cos. think of your unit circle, what angle makes cosA = 1 ?

campbell_st
 4 years ago
Best ResponseYou've already chosen the best response.0are you doing questions on solving trig equations or solving inverse trig equations...

campbell_st
 4 years ago
Best ResponseYou've already chosen the best response.0could be sec(x) = 1

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0just cos ^1 (1) looks like arc cos

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dumbcow my answer is 0/2 ?
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