What are the reciprocal identities of trigonometric functions

The video tutorial explains reciprocal identities in trigonometry, starting with a review of basic trigonometric functions: sine, cosine, and tangent. It then introduces their reciprocals: cosecant, secant, and cotangent. The concept of reciprocals is further illustrated using numbers and fractions, emphasizing the idea of flipping the numerator and denominator. The tutorial concludes by reinforcing the reciprocal relationships between trigonometric functions and their reciprocals, providing a comprehensive understanding of these identities.

Which of the following is the reciprocal of the sine function?

• Secant

• Cosecant

• Cotangent

• Tangent

What is the reciprocal of the number 3/4?

• 3/4

• 4/3

• 1/4

• 1/3

If the reciprocal of a number is 1/2, what is the original number?

• 2

• 1/2

• 1

• 4

Which trigonometric function is the reciprocal of secant?

• Cotangent

• Cosine

• Sine

• Tangent

What is the reciprocal of cotangent in terms of trigonometric functions?

• Sine

• Secant

• Cosine

• Tangent