×
Log in to StudySoup
Get Full Access to Trigonometry - Chapter 6.2 - Problem 6.1.146
Join StudySoup for FREE
Get Full Access to Trigonometry - Chapter 6.2 - Problem 6.1.146

Already have an account? Login here
×
Reset your password

Solved: Use a half-angle formula to find cos 15.

Trigonometry | ISBN: 9780495108351 | Authors: Charles P McKeague ISBN: 9780495108351 200

Solution for problem 6.1.146 Chapter 6.2

Trigonometry

  • Textbook Solutions
  • 2901 Step-by-step solutions solved by professors and subject experts
  • Get 24/7 help from StudySoup virtual teaching assistants
Trigonometry | ISBN: 9780495108351 | Authors: Charles P McKeague

Trigonometry

4 5 1 315 Reviews
28
1
Problem 6.1.146

Use a half-angle formula to find cos 15.

Step-by-Step Solution:
Step 1 of 3

Chapter 1.2.19 Definitions: Revenue (R) : What You Earn Cost (C) : What You Pay Profit: Revenue - Cost P = R - C Example: A Newspaper company sells high quality stories at a quick pace. The fixed cost for the newspaper paper is $70. The price to print a story is $0.39 per copy. What is the cost function 70- fixed cost 0.39- Marginal Cost X- Variable Cost Forming the function- C(x) =70 + 0.39X Marginal Cost: The increase in cost to sell one more copy Say we are given Revenue: R(x) =0.49X What would be the profit function What would be your profit P(X) = 0.49X - (70 + 0.39X) Solve! P(X) = 0.49X - (70 + 0.39X) = 0.49X - 70 - 0.39X = 0.10X - 70 Say there are 500 copies, What is your profit or loss of profit 50

Step 2 of 3

Chapter 6.2, Problem 6.1.146 is Solved
Step 3 of 3

Textbook: Trigonometry
Edition:
Author: Charles P McKeague
ISBN: 9780495108351

Other solutions

People also purchased

Related chapters

Unlock Textbook Solution

Enter your email below to unlock your verified solution to:

Solved: Use a half-angle formula to find cos 15.