M3H - LT 11 Trig Expressions

Front

What is the Pythagorean identity for sine and cosine?

Back

sin²x + cos²x = 1

Front

What is the definition of secant (sec)?

Back

sec(x) = 1/cos(x)

Front

What is the definition of cosecant (csc)?

Back

csc(x) = 1/sin(x)

Front

What is the definition of tangent (tan)?

Back

tan(x) = sin(x)/cos(x)

Front

What is the definition of cotangent (cot)?

Back

cot(x) = cos(x)/sin(x)

Front

What is the relationship between secant and tangent?

Back

sec²x = 1 + tan²x

Front

What is the relationship between cosecant and cotangent?

Back

csc²x = 1 + cot²x

Front

Simplify: sec²x - 1

Back

tan²x

Front

Simplify: tan(x) * csc(x)

Back

sec(x)

Front

What is the value of sin(x) when x = 0?

Back

sin(0) = 0