Problem 68E

Find the exact value of each expression.

Step-by-Step Solution:

Solution Step 1 of 4:

We have to find the exact value of the given expression

Step 2 of 4:

(a)

Because and belongs to the range of arccosine function

Step 3 of 4

###### Chapter 1.6, Problem 68E is Solved

View Full Solution
Step 4 of 4