Solution
Solution
+1
Decimal Notation
Solution steps
Rewrite using trig identities:
Use the Product to Sum identity:
Simplify
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
Use the following trivial identity:
periodicity table with cycle:
Simplify
Simplify
Apply rule
Multiply fractions:
Cancel the common factor:
Popular Examples
Frequently Asked Questions (FAQ)
What is the value of 4sin(187.5)cos(52.5) ?
The value of 4sin(187.5)cos(52.5) is -sqrt(3)+sqrt(2)