SOLUTION: Find the following values without using a calculator: a. {{{ sin ( -7 pi / 6 ) }}} b. {{{ cos ^ -1 ( -1 / 2 ) }}} c. {{{ tan ^ -1 ( -1 ) }}} d. {{{ sec ( 11 pi / 4 ) }}}

Algebra ->  Trigonometry-basics -> SOLUTION: Find the following values without using a calculator: a. {{{ sin ( -7 pi / 6 ) }}} b. {{{ cos ^ -1 ( -1 / 2 ) }}} c. {{{ tan ^ -1 ( -1 ) }}} d. {{{ sec ( 11 pi / 4 ) }}}      Log On


   



Question 999830: Find the following values without using a calculator:
a. +sin+%28+-7+pi+%2F+6+%29+
b. +cos+%5E+-1+%28+-1+%2F+2+%29+
c. +tan+%5E+-1+%28+-1+%29+
d. +sec+%28+11+pi+%2F+4+%29+

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


c.

John

My calculator said it, I believe it, that settles it