Trigonometry Examples

Simplify (sin(theta)^3+cos(theta)^3)/(sin(theta)+cos(theta))
Step 1
Simplify the numerator.
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Step 1.1
Since both terms are perfect cubes, factor using the sum of cubes formula, where and .
Step 1.2
Simplify.
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Step 1.2.1
Rearrange terms.
Step 1.2.2
Apply pythagorean identity.
Step 2
Cancel the common factor of .
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Step 2.1
Cancel the common factor.
Step 2.2
Divide by .