Trigonometry Examples

Solve for x y=1/3*cos(3x-pi)+2
Step 1
Rewrite the equation as .
Step 2
Combine and .
Step 3
Subtract from both sides of the equation.
Step 4
Multiply both sides of the equation by .
Step 5
Simplify both sides of the equation.
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Step 5.1
Simplify the left side.
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Step 5.1.1
Cancel the common factor of .
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Step 5.1.1.1
Cancel the common factor.
Step 5.1.1.2
Rewrite the expression.
Step 5.2
Simplify the right side.
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Step 5.2.1
Simplify .
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Step 5.2.1.1
Apply the distributive property.
Step 5.2.1.2
Multiply by .
Step 6
Take the inverse cosine of both sides of the equation to extract from inside the cosine.
Step 7
Add to both sides of the equation.
Step 8
Divide each term in by and simplify.
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Step 8.1
Divide each term in by .
Step 8.2
Simplify the left side.
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Step 8.2.1
Cancel the common factor of .
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Step 8.2.1.1
Cancel the common factor.
Step 8.2.1.2
Divide by .