Math Central - mathcentral.uregina.ca
Quandaries & Queries
Q & Q
Topic:
trigonometry equation
list of
topics
start over
2 items are filed under this topic.
Page
1/1
Solving a trig equation
2010-04-21
From Jason:
Please Help! My question is :
Find all of the solutions to sin(x/2)+cosx-1=0
Answered by Penny Nom.
A problem with arccos.
1997-06-09
From Vanessa Chan:
Prove: arc cos4/5 + arc cos (-5/13) = arc cos (-56/65)
Answered by Harley Weston.
Page
1/1
Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.
about math central
::
site map
::
links
::
notre site français