Solution

Solution

Solution steps
Use the following trivial identity:
periodicity table with cycle:
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
Rewrite using trig identities:
Rewrite as
Apply the periodicity of :
Use the following trivial identity:
periodicity table with cycle:
Simplify

Popular Examples

-1sin(pi/2)1cos(25)arctan((-1)/(2.26))arctan^{1/3}(((2.5))/(1.5))(12sin(32))/7

Frequently Asked Questions (FAQ)

  • What is the value of sin(120)+cos(210)-tan(225) ?

    The value of sin(120)+cos(210)-tan(225) is -1