Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 6: Q. 16 (page 436)

Use a calculator to evaluate the expressioncot28π9 Round your answer to three decimal places.

Short Answer

Expert verified

cot28π7≈2.747

Step by step solution

01

Step 1. Use of calculator

First we have to set the mode of calculator so that calculator can solve the Trigonometric functions.

02

Step 2. Calculations 

cot28π9=cot3π+π9=cotπ9=1tanπ9=2.7474774195

03

Step 3. Round the result to 3 decimal places 

2.7474774195≈2.747

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Which angle has the larger measure: 1 degree or 1 radian? Or are they equal?

Find the exact value of each expression. Do not use a calculator.

3cscπ3+cotπ4

Convert angle in radian to degree-

π2

Use the graph of the function to determine the domain and the range of function

y=csc(3π2x)

In Problems 1-3, convert each angle in degrees to radians. Express your answer as a multiple of π.

2.-400°
See all solutions

Recommended explanations on Math Textbooks

Pure Maths

Read Explanation

Mechanics Maths

Read Explanation

Logic and Functions

Read Explanation

Probability and Statistics

Read Explanation

Geometry

Read Explanation

Statistics

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free