Trigonometry Examples

Solve for ? 1/(sec(x)-tan(x))=sec(x)+tan(x)
Step 1
Simplify the left side.
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Step 1.1
Simplify the denominator.
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Step 1.1.1
Rewrite in terms of sines and cosines.
Step 1.1.2
Rewrite in terms of sines and cosines.
Step 2
Simplify the right side.
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Step 2.1
Simplify each term.
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Step 2.1.1
Rewrite in terms of sines and cosines.
Step 2.1.2
Rewrite in terms of sines and cosines.
Step 3
Multiply both sides of the equation by .
Step 4
Combine and .
Step 5
Apply the distributive property.
Step 6
Cancel the common factor of .
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Step 6.1
Cancel the common factor.
Step 6.2
Rewrite the expression.
Step 7
Cancel the common factor of .
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Step 7.1
Cancel the common factor.
Step 7.2
Rewrite the expression.
Step 8
Divide each term in the equation by .
Step 9
Separate fractions.
Step 10
Convert from to .
Step 11
Divide by .
Step 12
Simplify the denominator.
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Step 12.1
Convert from to .
Step 12.2
Convert from to .
Step 13
Combine and .
Step 14
Simplify each term.
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Step 14.1
Convert from to .
Step 14.2
Convert from to .
Step 15
Simplify the left side.
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Step 15.1
Simplify .
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Step 15.1.1
Rewrite in terms of sines and cosines.
Step 15.1.2
Simplify the denominator.
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Step 15.1.2.1
Rewrite in terms of sines and cosines.
Step 15.1.2.2
Rewrite in terms of sines and cosines.
Step 15.1.3
Combine and .
Step 15.1.4
Reduce the expression by cancelling the common factors.
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Step 15.1.4.1
Reduce the expression by cancelling the common factors.
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Step 15.1.4.1.1
Cancel the common factor.
Step 15.1.4.1.2
Rewrite the expression.
Step 15.1.4.2
Rewrite the expression.
Step 16
Simplify the right side.
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Step 16.1
Simplify each term.
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Step 16.1.1
Rewrite in terms of sines and cosines.
Step 16.1.2
Rewrite in terms of sines and cosines.
Step 17
Multiply both sides of the equation by .
Step 18
Combine and .
Step 19
Apply the distributive property.
Step 20
Cancel the common factor of .
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Step 20.1
Cancel the common factor.
Step 20.2
Rewrite the expression.
Step 21
Cancel the common factor of .
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Step 21.1
Cancel the common factor.
Step 21.2
Rewrite the expression.
Step 22
Divide each term in the equation by .
Step 23
Separate fractions.
Step 24
Convert from to .
Step 25
Divide by .
Step 26
Simplify the denominator.
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Step 26.1
Convert from to .
Step 26.2
Convert from to .
Step 27
Combine and .
Step 28
Simplify each term.
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Step 28.1
Convert from to .
Step 28.2
Convert from to .
Step 29
Simplify the left side.
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Step 29.1
Simplify .
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Step 29.1.1
Rewrite in terms of sines and cosines.
Step 29.1.2
Simplify the denominator.
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Step 29.1.2.1
Rewrite in terms of sines and cosines.
Step 29.1.2.2
Rewrite in terms of sines and cosines.
Step 29.1.3
Combine and .
Step 29.1.4
Reduce the expression by cancelling the common factors.
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Step 29.1.4.1
Reduce the expression by cancelling the common factors.
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Step 29.1.4.1.1
Cancel the common factor.
Step 29.1.4.1.2
Rewrite the expression.
Step 29.1.4.2
Rewrite the expression.
Step 30
Simplify the right side.
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Step 30.1
Simplify each term.
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Step 30.1.1
Rewrite in terms of sines and cosines.
Step 30.1.2
Rewrite in terms of sines and cosines.
Step 31
Multiply both sides of the equation by .
Step 32
Combine and .
Step 33
Apply the distributive property.
Step 34
Cancel the common factor of .
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Step 34.1
Cancel the common factor.
Step 34.2
Rewrite the expression.
Step 35
Cancel the common factor of .
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Step 35.1
Cancel the common factor.
Step 35.2
Rewrite the expression.
Step 36
Divide each term in the equation by .
Step 37
Separate fractions.
Step 38
Convert from to .
Step 39
Divide by .
Step 40
Simplify the denominator.
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Step 40.1
Convert from to .
Step 40.2
Convert from to .
Step 41
Combine and .
Step 42
Simplify each term.
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Step 42.1
Convert from to .
Step 42.2
Convert from to .
Step 43
Simplify the left side.
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Step 43.1
Simplify .
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Step 43.1.1
Rewrite in terms of sines and cosines.
Step 43.1.2
Simplify the denominator.
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Step 43.1.2.1
Rewrite in terms of sines and cosines.
Step 43.1.2.2
Rewrite in terms of sines and cosines.
Step 43.1.3
Combine and .
Step 43.1.4
Reduce the expression by cancelling the common factors.
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Step 43.1.4.1
Reduce the expression by cancelling the common factors.
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Step 43.1.4.1.1
Cancel the common factor.
Step 43.1.4.1.2
Rewrite the expression.
Step 43.1.4.2
Rewrite the expression.
Step 44
Simplify the right side.
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Step 44.1
Simplify each term.
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Step 44.1.1
Rewrite in terms of sines and cosines.
Step 44.1.2
Rewrite in terms of sines and cosines.
Step 45
Multiply both sides of the equation by .
Step 46
Combine and .
Step 47
Apply the distributive property.
Step 48
Cancel the common factor of .
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Step 48.1
Cancel the common factor.
Step 48.2
Rewrite the expression.
Step 49
Cancel the common factor of .
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Step 49.1
Cancel the common factor.
Step 49.2
Rewrite the expression.
Step 50
Divide each term in the equation by .
Step 51
Separate fractions.
Step 52
Convert from to .
Step 53
Divide by .
Step 54
Simplify the denominator.
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Step 54.1
Convert from to .
Step 54.2
Convert from to .
Step 55
Combine and .
Step 56
Simplify each term.
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Step 56.1
Convert from to .
Step 56.2
Convert from to .
Step 57
Multiply both sides by .
Step 58
Simplify.
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Step 58.1
Simplify the left side.
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Step 58.1.1
Simplify .
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Step 58.1.1.1
Cancel the common factor of .
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Step 58.1.1.1.1
Cancel the common factor.
Step 58.1.1.1.2
Rewrite the expression.
Step 58.1.1.2
Rewrite in terms of sines and cosines, then cancel the common factors.
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Step 58.1.1.2.1
Reorder and .
Step 58.1.1.2.2
Rewrite in terms of sines and cosines.
Step 58.1.1.2.3
Cancel the common factors.
Step 58.2
Simplify the right side.
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Step 58.2.1
Simplify .
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Step 58.2.1.1
Expand using the FOIL Method.
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Step 58.2.1.1.1
Apply the distributive property.
Step 58.2.1.1.2
Apply the distributive property.
Step 58.2.1.1.3
Apply the distributive property.
Step 58.2.1.2
Simplify terms.
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Step 58.2.1.2.1
Combine the opposite terms in .
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Step 58.2.1.2.1.1
Reorder the factors in the terms and .
Step 58.2.1.2.1.2
Add and .
Step 58.2.1.2.1.3
Add and .
Step 58.2.1.2.2
Simplify each term.
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Step 58.2.1.2.2.1
Multiply .
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Step 58.2.1.2.2.1.1
Raise to the power of .
Step 58.2.1.2.2.1.2
Raise to the power of .
Step 58.2.1.2.2.1.3
Use the power rule to combine exponents.
Step 58.2.1.2.2.1.4
Add and .
Step 58.2.1.2.2.2
Rewrite using the commutative property of multiplication.
Step 58.2.1.2.2.3
Multiply .
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Step 58.2.1.2.2.3.1
Raise to the power of .
Step 58.2.1.2.2.3.2
Raise to the power of .
Step 58.2.1.2.2.3.3
Use the power rule to combine exponents.
Step 58.2.1.2.2.3.4
Add and .
Step 58.2.1.3
Apply pythagorean identity.
Step 59
Since , the equation will always be true for any value of .
All real numbers
Step 60
The result can be shown in multiple forms.
All real numbers
Interval Notation: