Reciprocal, Quotient, and Pythagorean Trig Identities

Front

What is the Pythagorean identity for sine and cosine?

Back

Front

What is the reciprocal identity for sine?

Back

csc(x) = \frac{1}{ ext{sin}(x)}

Front

What is the reciprocal identity for cosine?

Back

sec(x) = \frac{1}{ ext{cos}(x)}

Front

What is the reciprocal identity for tangent?

Back

cot(x) = \frac{1}{ ext{tan}(x)}

Front

What is the relationship between secant and cosine?

Back

sec(x) = \frac{1}{ ext{cos}(x)}

Front

What is the relationship between cosecant and sine?

Back

csc(x) = \frac{1}{ ext{sin}(x)}

Front

What is the relationship between cotangent and tangent?

Back

cot(x) = \frac{1}{ ext{tan}(x)}

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Back

1

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Back

1

Front

Back

ext{cos}^2 x