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Precalculus CLEP Practice Test
1. Add (7x + 3y3 – 4xy) + (3x – 2y3 + 7xy)
A) {-2, 0, 1}
- B) All real numbers
- C) {1, 4, 7}
- D) {0, 3, 1, 4}
2. State the domain for y = -2x + 3
A) {-2, 0, 1}
- B) ll real numbers
- C) {1, 4, 7}
- D) {0, 3, 1, 4}
3. Determine if y is a function of x
y2 = x
- A) Yes
- B) No
4. The Graph of the quadratic equation y = x2 + 4x – 3 is a parabola that opens
- A) Upward
- B) Downward
- C) Left
- D) Right
5. The graph of y = |x| would look like:
- A) A “X” that has all positive coordinates
- B) A “V” that has all negative coordinates
- C) A “X” that has all negative coordinates
- D) A “V” that has all positive coordinates
6. Find the discriminant b2 – 4ac of 2x2 = 5 + 3x
- A) 49
- B) 34
- C) 5
- D) 42
7. Write the equation of a line that has an x intercept of 6 and a y intercept of 1/3.
A) x + 1 / 3y = 6
- B) 18x + y = 6
- C) x + 18y = 6
- D) x – 18y = 3
8. Calculate Cos(9∏)
- A) -1
- B) 1
- C) 9
- D) -9
9. A tennis ball is hit in the vertically upward direction with an initial speed v0 ft/sec. The projection is given by the formula s = v0t – 16t2 where s is the distance at time t sec. If the tennis ball is hit with an initial upward speed of 128 ft/sec, at what times would the tennis ball be 100 ft above the point of project?
- A) 6.95 seconds
- B) 1.88 secibdsm 14.4 seconds
- C) 7.12 seconds, 0.88 seconds
- D) 4 seconds
10.Solve the equation given that on root of x3 + 2x2 – 23x – 60 = 0 is 5.
- A) -5, 3, 4
- B) 5, -3, -4
- C) 1/5, 3, 1/4
- D) 60, 23, 2

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CLEP Practice Test Answer Key:
1. B
- 2. B
- 3. B
- 4. A
- 5. D
- 6. A
- 7. C
- 8. A
- 9. C
- 10. B