Reciprocal Trigonometric Functions

Question 1

Four students wrote statements about cosecant, secant, and cotangent values as shown below.AnikThe cosecant, secant, and cotangent of an acute angle may be greater than 1 or less than 1.IsabellaThe cosecant, secant, and cotangent of an acute angle are always greater than 1.KaylaThe cosecant and secant of an acute angle are always greater than 1, but the cotangent can be greater than 1, less than 1 or equal to 1.MorrisThe cosecant and secant of an acute angle may be greater than or equal to 1, but the cotangent of an acute angle is always less than 1.Which student is correct?

Revolt · Accepted Answer

Kayla

Question 2

Which function is undefined when radians?

Revolt · Accepted Answer

tan

Question 3

Which results from multiplying the six trigonometric functions?

Revolt · Accepted Answer

1

Question 4

What is the value of sec in the triangle below?

Revolt · Accepted Answer

StartFraction 41 Over 40 EndFraction

Question 5

If , what is the approximate value of csc ?

Revolt · Accepted Answer

3.2362

Question 6

In , , , and . Which ratios are correct?

Revolt · Accepted Answer

, , and

Question 7

What is the exact value of cos(–60º)?

Revolt · Accepted Answer

One-half

Question 8

Which of the following is a simpler form of the expression ?

Revolt · Accepted Answer

sec

Question 9

What is the exact value of tan(300º)?

Revolt · Accepted Answer

Negative StartRoot 3 EndRoot

Question 10

If tan = , what is the value of cot ?

Revolt · Accepted Answer

StartFraction 60 Over 11 EndFraction

Reciprocal Trigonometric Functions Answers

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