College Algebra and Trigonometry

May 29th, 2015
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1. The number of permutations of the letters of the word PAINTS is a. 6.b. 720.c. 120.d. 360. 2. Which operation is not closed to integers?a. Addition.b. Subtraction.c. Multiplication.d. Division.

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College Algebra and TrigonometryLevel 1 (10 seconds each)1. The number of permutations of the letters of the word PAINTS isa. 6.b. 720.c. 120.d. 360.2. Which operation is not closed to integers?a. Addition.b. Subtraction.c. Multiplication.d. Division.3. The expressionis equivalent toa. .b. .c. .d. .4. The product ofand its conjugate isa. .b. .c. 1.d. 0.5. Which equation does not have any real roots?a. b. c. d. 6. The solution set of the equationisa. .b. .c. .d. .7. Generally if a is positive, then < a is equivalent toa. a < x < a.b. x < -a or x > a.c. x > a.d. x < a.8. The line has a slope ofa. ab.b. .c. .d. .9. Rona is twice as old as Nenita. Ten years ago, Rona is thrice as old as Nenita. How old is Rona?a. 30.b. 20.c. 10.d. 0.10. A parabola opening downward has one zero ifa. it touches the x-axis at two points.b. it touches the x-axis at one point.c. it touches the y-axis at one point.d. it does not touch the x-axis.11. The graph of a cubic function has a maximum ofa. 1.b. 2.c. 3.d. 4.12. The equation hasa. 3 real roots.b. 2 real roots.c. 1 real root.d. no real roots.13. The expression is equivalent

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