Solution
Solution
Solution steps
Rewrite using trig identities:
Rewrite using trig identities:
Write as
Use the Angle Sum identity:
Use the following trivial identity:
periodicity table with cycle:
Use the following trivial identity:
periodicity table with cycle:
Use the following trivial identity:
periodicity table with cycle:
Use the following trivial identity:
periodicity table with cycle:
Simplify
Simplify
Popular Examples
sec(30)-csc(24)arctan(11/19)12sin(55)cos(pi/6)+tan(pi/3)+3csc(pi/4)-6tan(pi/4)(cos(pi/2)-cos((4pi)/3))/(2sin((5pi)/6))
Frequently Asked Questions (FAQ)
What is the value of 2*cos((3pi)/2) ?
The value of 2*cos((3pi)/2) is 0