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Chapter 6: Q. 15 (page 395)

In problems 11-26,use the fact that the trigonometric function are periodic to find the exact value of each expression. Do not use a calculator.

csc450∘ 

Short Answer

Expert verified

The exact value is1.

Step by step solution

01

Step 1. Given information.  

We have:

csc450∘ 

02

Step 2. Find the exact value of trigonometric function.   

The function is csc450∘ .

Formula used:

cscθ+2π=cscθ

Here, θ=90

csc90°+360°=csc90°=1sin90°=11=1

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