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Pre Calc
Questions (4)
h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 8 1 5 2 7 6 5
1 answer
572 views
I don't see how to do this without a calculator
sin ( - pi/12) csc ( (25 pi)/12)
1 answer
783 views
use properties of the trigonometric function to find the exact value of each expression. Do no use a calculator.
sec ( - pi/18) *
3 answers
1,949 views
I have no idea how to do this problem I thought you would have to do something with the diagonals but not sure...
The parallel
1 answer
587 views
Answers (2)
I'm obviously suppose to get - sin 2 pi ok - sin ( (24 pi)/12) I don't see how to get that though
how did you go from the first line to the next in these lines sec(2PI +Pi/18)cos(37PI/18) sec(37pi/18)cos(37PI/18) 1/cos * cos= 1
