1. A
   $\{x\leq2\}\cup\{x\geq3\}$
2. B
   $\{x<2\}\cup\{x>3\}$
3. C
   $(2,3)$
4. D
   $[2,3]$

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1. A
   k
2. B
   $1-k$
3. C
   $\dfrac{\pi-k}{2}$
4. D
   $\dfrac{\pi-2k}{2}$

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1. A
   k
2. B
   $1-k$
3. C
   $\dfrac{\pi-k}{2}$
4. D
   $\dfrac{\pi-2k}{2}$

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1. A
   4
2. B
   3
3. C
   2
4. D
   None

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1. A
   1 square unit
2. B
   $\dfrac{2}{3}$ square unit
3. C
   $\dfrac{1}{2}$ square unit
4. D
   $\dfrac{1}{3}$ square unit

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1. A
   $-\dfrac{2}{5}$
2. B
   $-\dfrac{1}{5}$
3. C
   $\dfrac{1}{5}$
4. D
   $\dfrac{2}{5}$

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1. A
   $-\dfrac{2}{5}$
2. B
   $-\dfrac{1}{5}$
3. C
   $\dfrac{1}{5}$
4. D
   $\dfrac{2}{5}$

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1. A
   0
2. B
   1
3. C
   2
4. D
   4

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1. A
   0
2. B
   1
3. C
   2
4. D
   4

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1. A
   -1
2. B
   $-\dfrac{1}{3}$
3. C
   $\dfrac{1}{3}$
4. D
   1

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1. A
   -1
2. B
   $-\dfrac{1}{3}$
3. C
   $\dfrac{1}{3}$
4. D
   1

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1. A
   -2
2. B
   -1
3. C
   0
4. D
   2

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1. A
   $y=\ln(2x+1)$
2. B
   $y=\ln(2x-1)$
3. C
   $2y=\ln(2x+1)$
4. D
   $2y=\ln(2x-1)$

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1. A
   I only
2. B
   II only
3. C
   Both I and II
4. D
   Neither I nor II

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1. A
   I only
2. B
   II only
3. C
   Both I and II
4. D
   Neither I nor II

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1. A
   5/8
2. B
   3/8
3. C
   1/8
4. D
   5/24

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1. A
   9/28
2. B
   3/8
3. C
   3/16
4. D
   8/25

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1. A
   1/2
2. B
   7/16
3. C
   9/16
4. D
   5/16

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1. A
   7/48
2. B
   2/3
3. C
   1/4
4. D
   3/8

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1. A
   0.12
2. B
   0.25
3. C
   0.375
4. D
   0.45

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1. A
   $\dfrac{5}{9}$
2. B
   $\dfrac{1}{18}$
3. C
   $\dfrac{2}{21}$
4. D
   $\dfrac{7}{13}$

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1. A
   $\dfrac{13}{18}$
2. B
   $\dfrac{13}{60}$
3. C
   $\dfrac{4}{21}$
4. D
   $\dfrac{5}{28}$

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1. A
   $17^{\frac{1}{4}}$
2. B
   $15^{\frac{1}{4}}$
3. C
   $13^{\frac{1}{4}}$
4. D
   $11^{\frac{1}{4}}$

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1. A
   $\dfrac{1}{216}$
2. B
   $\dfrac{1}{324}$
3. C
   $\dfrac{5}{648}$
4. D
   $\dfrac{7}{648}$

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