In this video I show you how to simplify trigonometric identities by adding fractions. I begin this lesson by reminding you how to add fractions with numbers and then move to trigonometric expressions ...

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Fractions can be added in different ways: When the denominators are the same, add the numerators. Sometimes the final answer can be simplified. close simplify (a fraction)To reduce a fraction to its ...

When adding or subtracting fractions, you need to look at the denominator. If the denominator is the same, then you can just add or subtract the numerator. If the denominator is different, then you ...