- 1. Find the range of y = 5x - 13 + 2
A) y E R
B) y > 2
C) y ≠ 2
D) y > 13
E) y ≥ 2
- 2. In an arithmetic sequence, t(18) = 621 and t(89) = 1544. Determine t(2009).
- 3. A car is depreciating at the unfortunate rate of 14.19% each year. When new, the car was worth $28,990. How much will it be worth in 13 years? Include the $ sign in your answer, and round to 2 decimal places
- 4. Find the domain of y = (2x - 7)1/2 - 11
A) x E R
B) x ≥ 7
C) x > -11
D) x ≥ 3.5
E) x > 7
- 5. The fraction 1/25 is equivalent to all of the following except....
A) 5(125)-1/3
B) ((5-1)4)1/2
C) 125-2/3
D) 3125-2/5
- 6. If a 5 x 7 matrix is multiplied into a 7 x 2 matrix, the product would have what dimensions?
A) not possible
B) 7 x 7
C) 5 x 2
D) 2 x 5
- 7. If a 6 x 9 matrix is added to a 6 x 9 matrix, the sum would have what dimensions?
A) 6 x 6
B) 6 x 9
C) 9 x 9
D) not possible
- 8. All of the following have asymptote(s) except:
A) Hyperbolas
B) Logarithmic Functions
C) Exponential Functions
D) Polynomial Functions
- 9. (i3)(i33)(i333) simplifies to...
A) i
B) -i
C) -1
D) 1
- 10. (3i57 + 5i58 + 7i59) simplifies to...
A) -5 - 4i
B) 5 + 4i
C) -5 + 4i
D) 5 - 4i
- 11. ( ( (i-20)-21)-22) simplifies to...
A) i
B) -1
C) 1
D) -i
- 12. Determine the degree of g(x) = -x16(x2 - 1)(x3 + 1)
- 13. Find the domain of y = 16.25 log8(2x + 3) - 4
A) x E R
B) x > -1.5
C) x > 16.25
D) x > -4
E) x > -3
- 14. Determine the range of y = 16.25 log8(2x + 3) - 4
A) y ≥ 8
B) y > -3
C) y ≥ -4
D) y E R
E) y > -4
- 15. What is the launch point of y = (0.2)5x+3 - 4
A) (-3,-4)
B) (3, -3.8)
C) (-3, 4.2)
D) (-3, -3.8)
- 16. A parabola travels through the points (-7,- 44), (-2,-89) and (6, 255). Find its vertex. Express your answer as a data point, with full decimals, in parentheses.
- 17. NONE of the following is a function except:
A) Absolute Value
B) Vertical Line
C) Circle
D) Sleeping Parabola
- 18. ALL of the following have domain of x E R except:
A) Non-vertical Lines
B) Polynomial Functions
C) Logarithmic Functions
D) Exponential Functions
- 19. (4 - 10i)(5 - 2i) equals...
- 20. A quadratic equation has roots of 1 + 9i and 1 - 9i. What is the equation?
A) y= x2 + 82
B) y = x2 + 2x + 82
C) y = x2 - 2x + 10
D) y = x2 - 2x + 82
- 21. A 9th degree polynomial function has 2 single roots, 2 double roots, and a triple root. How many x-intercepts does it have?
A) 3
B) 9
C) 5
D) Unable to determine
E) i
- 22. All of the following graphs have a VERTEX except:
A) Parabolas
B) Sleeping Parabolas
C) Hyperbolas
D) Square Root Functions
E) Absolute Value Functions
- 23. Solve for x: (x2/5)(x1/4) = 31. Please express your answer rounded appropriately to 2 decimal places.
- 24. A virus at first infects 66 people and then begins spreading, increasing by 29% each week. How many people will be infected after 13 weeks? Round your answer to the appropriate whole number of people.
- 25. My partner and I will list our names below. Also, here is something we just found out about each other!
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