Trigonometry Examples

Solve for ? 1/3*tan(x)=( square root of 3)/3
Step 1
Multiply both sides of the equation by .
Step 2
Simplify both sides of the equation.
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Step 2.1
Simplify the left side.
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Step 2.1.1
Simplify .
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Step 2.1.1.1
Combine and .
Step 2.1.1.2
Cancel the common factor of .
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Step 2.1.1.2.1
Cancel the common factor.
Step 2.1.1.2.2
Rewrite the expression.
Step 2.2
Simplify the right side.
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Step 2.2.1
Cancel the common factor of .
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Step 2.2.1.1
Cancel the common factor.
Step 2.2.1.2
Rewrite the expression.
Step 3
Take the inverse tangent of both sides of the equation to extract from inside the tangent.
Step 4
Simplify the right side.
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Step 4.1
The exact value of is .
Step 5
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 6
Simplify .
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Step 6.1
To write as a fraction with a common denominator, multiply by .
Step 6.2
Combine fractions.
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Step 6.2.1
Combine and .
Step 6.2.2
Combine the numerators over the common denominator.
Step 6.3
Simplify the numerator.
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Step 6.3.1
Move to the left of .
Step 6.3.2
Add and .
Step 7
Find the period of .
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Step 7.1
The period of the function can be calculated using .
Step 7.2
Replace with in the formula for period.
Step 7.3
The absolute value is the distance between a number and zero. The distance between and is .
Step 7.4
Divide by .
Step 8
The period of the function is so values will repeat every radians in both directions.
, for any integer
Step 9
Consolidate the answers.
, for any integer