Solution
Solution
Solution steps
Apply trig inverse properties
Solve
Multiply both sides by
Multiply both sides by
Simplify
Solve
Move to the right side
Add to both sides
Simplify
Move to the left side
Subtract from both sides
Simplify
Expand
Apply the distributive law:
Apply minus-plus rules
Multiply:
Move to the right side
Add to both sides
Simplify
Factor
Rewrite as
Factor out common term
Divide both sides by
Divide both sides by
Simplify
Simplify
Divide the numbers:
Cancel the common factor:
Simplify
Since the denominators are equal, combine the fractions:
For the solutions are
Apply radical rule: assuming
Apply radical rule: assuming
Factor the number:
Apply radical rule:
Simplify
Apply radical rule: assuming
Apply radical rule: assuming
Factor the number:
Apply radical rule: