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$45deg$
1. $pi/4$
2. $pi/5$
3. $sqrt2/2pi$
4. none of the above
What is the value of $sin ((3pi)/2)$?
1. $-1$
2. $sqrt2/2$
3. $1$
4. $1/2$
The cosine function is
1. even.
2. odd.
3. either.
4. neither.
Convert to degrees.

$(7pi)/4$
1. $360deg$
2. $240deg$
3. $60deg$
4. $315deg$
What is the period of the cosine function?
1. $pi$
2. $2pi$
3. $1/2pi$
4. $4pi$
The sine function is
1. even.
2. odd.
3. either.
4. neither.
What is the period of the sine function?
1. $pi$
2. $2pi$
3. $1/2pi$
4. $4pi$
The cotangent function is
1. even.
2. odd.
3. either.
4. neither.
What is the period of the cosecant function?
1. $pi$
2. $2pi$
3. $1/2pi$
4. $4pi$
The eight trig identities fall into three categories. Which of the following are the three categories?
1. reciprocals, law of sines, and law of cosines
2. reciprocals, quotient, and pythagoreans
4. none of the above
The tangent function is
1. even.
2. odd.
3. either.
4. neither.
1. $pi$.
2. $2pi$.
3. $1/2pi$.
4. $4pi$.