Solution

Solution

+1
Decimal Notation
Solution steps
Rewrite using trig identities:
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

Popular Examples

cosh(-ln(2))cos(5 pi/2)3/(cos(40))2(cos((5pi)/6)+isin((5pi)/6))csc(arccos(1/2))

Frequently Asked Questions (FAQ)

  • What is the value of sin(45+180) ?

    The value of sin(45+180) is -(sqrt(2))/2