Question
1. Which statement is true for all real values of ? A sec 2 tan 2 = 1 B tan 2 sec 2 = 1
1.
Which statement is true for all real values of?
| A | sec2 tan2= 1 |
| B | tan2 sec2= 1 |
2.
Which of the following is the simplified expression of1 - 1/sin2x?
| A | cot2x |
| B | cot2x |
3.
The expression-1+tan x/1+tan x can be rewritten as which of the following?
| A | tan ( 3/4 - x) |
| B | tan ( 3/4 + x) |
4.
Which of the following is the exact value ofcos()cos(/4)-sin()sin(/4)?
| A | 3/2 |
| B | - 2/2 |
5.
What is the exact value of sin(285)?
| A | -2-6/4 |
| B | -2+6/4 |
6.
Which of the following expressions could be used to determine the exact value of cos 300?
| A | 1 2sin2(150) |
| B | 2sin(150)cos(150) |
7.
Givensin=-8/17 and<<3/2what is the exact solution of sin 2?
| A | 64/289 |
| B | 240/289 |
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Probability and Stochastic Processes A Friendly Introduction for Electrical and Computer Engineers
Authors: Roy D. Yates, David J. Goodman
3rd edition
1118324560, 978-1118324561
