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Trigonometry Examples
Step 1
Step 1.1
Rewrite as .
Step 1.2
Multiply by .
Step 1.3
Combine and simplify the denominator.
Step 1.3.1
Multiply by .
Step 1.3.2
Raise to the power of .
Step 1.3.3
Raise to the power of .
Step 1.3.4
Use the power rule to combine exponents.
Step 1.3.5
Add and .
Step 1.3.6
Rewrite as .
Step 1.3.6.1
Use to rewrite as .
Step 1.3.6.2
Apply the power rule and multiply exponents, .
Step 1.3.6.3
Combine and .
Step 1.3.6.4
Cancel the common factor of .
Step 1.3.6.4.1
Cancel the common factor.
Step 1.3.6.4.2
Rewrite the expression.
Step 1.3.6.5
Evaluate the exponent.
Step 1.4
Simplify the numerator.
Step 1.4.1
Combine using the product rule for radicals.
Step 1.4.2
Multiply by .
Step 2
Take the inverse tangent of both sides of the equation to extract from inside the tangent.
Step 3
Step 3.1
Evaluate .
Step 4
The tangent function is positive in the first and third quadrants. To find the second solution, add the reference angle from to find the solution in the fourth quadrant.
Step 5
Step 5.1
Remove parentheses.
Step 5.2
Remove parentheses.
Step 5.3
Add and .
Step 6
Step 6.1
The period of the function can be calculated using .
Step 6.2
Replace with in the formula for period.
Step 6.3
The absolute value is the distance between a number and zero. The distance between and is .
Step 6.4
Divide by .
Step 7
The period of the function is so values will repeat every radians in both directions.
, for any integer
Step 8
Consolidate and to .
, for any integer