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Trigonometry Examples
Step 1
Rewrite the equation as .
Step 2
Step 2.1
Divide each term in by .
Step 2.2
Simplify the left side.
Step 2.2.1
Cancel the common factor of .
Step 2.2.1.1
Cancel the common factor.
Step 2.2.1.2
Divide by .
Step 2.3
Simplify the right side.
Step 2.3.1
Cancel the common factor of and .
Step 2.3.1.1
Factor out of .
Step 2.3.1.2
Cancel the common factors.
Step 2.3.1.2.1
Factor out of .
Step 2.3.1.2.2
Cancel the common factor.
Step 2.3.1.2.3
Rewrite the expression.
Step 3
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 4
Step 4.1
Rewrite as .
Step 4.2
Multiply by .
Step 4.3
Combine and simplify the denominator.
Step 4.3.1
Multiply by .
Step 4.3.2
Raise to the power of .
Step 4.3.3
Use the power rule to combine exponents.
Step 4.3.4
Add and .
Step 4.3.5
Rewrite as .
Step 4.3.5.1
Use to rewrite as .
Step 4.3.5.2
Apply the power rule and multiply exponents, .
Step 4.3.5.3
Combine and .
Step 4.3.5.4
Cancel the common factor of .
Step 4.3.5.4.1
Cancel the common factor.
Step 4.3.5.4.2
Rewrite the expression.
Step 4.3.5.5
Evaluate the exponent.
Step 4.4
Simplify the numerator.
Step 4.4.1
Rewrite as .
Step 4.4.2
Raise to the power of .
Step 4.5
Simplify the numerator.
Step 4.5.1
Combine using the product rule for radicals.
Step 4.5.2
Multiply by .
Step 5
Subtract from both sides of the equation.
Step 6
Step 6.1
Divide each term in by .
Step 6.2
Simplify the left side.
Step 6.2.1
Cancel the common factor of .
Step 6.2.1.1
Cancel the common factor.
Step 6.2.1.2
Divide by .
Step 6.3
Simplify the right side.
Step 6.3.1
Simplify each term.
Step 6.3.1.1
Multiply the numerator by the reciprocal of the denominator.
Step 6.3.1.2
Divide by .
Step 6.3.1.3
Multiply .
Step 6.3.1.3.1
Combine and .
Step 6.3.1.3.2
Multiply by .
Step 6.3.1.4
Divide by .
Step 6.3.1.5
Divide by .
Step 6.3.2
Add and .
Step 7
Take the natural logarithm of both sides of the equation to remove the variable from the exponent.
Step 8
Step 8.1
Expand by moving outside the logarithm.
Step 8.2
The natural logarithm of is .
Step 8.3
Multiply by .
Step 9
Step 9.1
Divide each term in by .
Step 9.2
Simplify the left side.
Step 9.2.1
Cancel the common factor of .
Step 9.2.1.1
Cancel the common factor.
Step 9.2.1.2
Divide by .
Step 9.3
Simplify the right side.
Step 9.3.1
Move the negative in front of the fraction.
Step 9.3.2
Replace with an approximation.
Step 9.3.3
Log base of is approximately .
Step 9.3.4
Divide by .
Step 9.3.5
Multiply by .