Solution
Solution
+1
Decimal Notation
Solution steps
Rewrite using trig identities:
Rewrite as
Apply the periodicity of :
Use the following trivial identity:
periodicity table with cycle:
Simplify
Popular Examples
Frequently Asked Questions (FAQ)
What is the value of -pi^2cos(2pi) ?
The value of -pi^2cos(2pi) is -pi^2