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OpenStudy (anonymous):
What is cos 0 if sec 0 = 2?
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Nnesha (nnesha):
what's reciprocal of cos ?
OpenStudy (anonymous):
1?
Nnesha (nnesha):
nope like tan = sin /cos sin = 1/csc cos = ?
OpenStudy (anonymous):
1/cos idk :(
Nnesha (nnesha):
cos = 1/sec sec = 1/cos
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Nnesha (nnesha):
cos = 1/ sec sec =2 replace sec by 2 that's it
OpenStudy (anonymous):
thank you :)
Nnesha (nnesha):
np :-)
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