Inverse sines and cosines: Without using a calculator, evaluate or simplify the following expressions. cos?1 ( )
Step-by-step solution Step 1 1 3 We need to evaluate cos ( ) wit2out using a calculator. Step 2 To evaluate the equation, we must find the angle x in which cos x is equal to 23, as shown below: 1 3 x = cos ( ) 2 3 cos x = 2
Textbook: Calculus: Early Transcendentals
Author: William L. Briggs, Lyle Cochran, Bernard Gillett
Calculus: Early Transcendentals was written by and is associated to the ISBN: 9780321570567. The answer to “Inverse sines and cosines: Without using a calculator, evaluate or simplify the following expressions. cos?1 ( )” is broken down into a number of easy to follow steps, and 17 words. The full step-by-step solution to problem: 31RE from chapter: 1 was answered by , our top Calculus solution expert on 03/03/17, 03:45PM. This full solution covers the following key subjects: calculator, cos, cosines, evaluate, expressions. This expansive textbook survival guide covers 85 chapters, and 5218 solutions. This textbook survival guide was created for the textbook: Calculus: Early Transcendentals, edition: 1. Since the solution to 31RE from 1 chapter was answered, more than 308 students have viewed the full step-by-step answer.