Practice Trig Identities

Front

What is a Pythagorean Identity?

Back

Front

What is the first strategy to simplify trigonometric expressions?

Back

Using a Pythagorean Identity is often the first strategy to simplify trigonometric expressions.

Front

How can you rewrite trigonometric functions into sines and cosines?

Back

Front

Back

Front

What does it mean to combine like terms in trigonometric expressions?

Back

Combining like terms means to add or subtract terms that have the same trigonometric function and exponent.

Front

What is the significance of rewriting expressions into sines and cosines?

Back

Rewriting expressions into sines and cosines can simplify the process of solving trigonometric equations.

Front

What is the relationship between secant and cosine?

Back

Front

How do you verify trigonometric identities?

Back

To verify trigonometric identities, simplify both sides of the equation to see if they are equal.

Front

Back

Front

What is the formula for the sine of an angle in a right triangle?

Back