Solution

Solution

Solution steps
Use the following trivial identity:
periodicity table with cycle:

Popular Examples

Find the Exact Value cos((3pi)/2)Find the Exact Value sin((3pi)/4)Solve for x cos(x)=( square root of 3)/2solve for Verify the Identity sec(x)=1/(cos(x))prove Find Trig Functions Using Identities sin(theta)=15/17 , cos(theta)=8/17

Frequently Asked Questions (FAQ)

  • What is the value of tan(0) ?

    The value of tan(0) is 0