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Calculus Examples
Step 1
Move the negative in front of the fraction.
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 negative in the second and fourth quadrants. To find the second solution, subtract the reference angle from to find the solution in the third quadrant.
Step 5
Step 5.1
Add to .
Step 5.2
The resulting angle of is positive and coterminal with .
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
Step 7.1
Add to to find the positive angle.
Step 7.2
Replace with decimal approximation.
Step 7.3
Subtract from .
Step 7.4
List the new angles.
Step 8
The period of the function is so values will repeat every radians in both directions.
, for any integer
Step 9
Consolidate and to .
, for any integer