Solution
Solution
+1
Degrees
Solution steps
Subtract from both sides
Rewrite using trig identities
Use the Double Angle identity:
Use the Double Angle identity:
Simplify
Factor
Factor out common term
Apply exponent rule:
Factor out common term
Factor out common term
Solving each part separately
Move to the right side
Subtract from both sides
Simplify
Divide both sides by
Divide both sides by
Simplify
General solutions for
periodicity table with cycle:
Rewrite using trig identities
Divide both sides by
Simplify
Use the basic trigonometric identity:
Move to the right side
Subtract from both sides
Simplify
General solutions for
periodicity table with cycle:
Combine all the solutions