- 1. Determine the vertex of y = 5x2 + 110x + 595 (express your answer as a data point, with parentheses)
- 2. Determine the vertex of y = 6x2 + 48x + 211 (express your answer as a data point, with parentheses)
- 3. How many x-intercepts will y = -3x2 + 7x + 11 have?
A) 2
B) 0
C) 4
D) 1
- 4. How many x-intercepts will y = 25x2 - 1000x + 10000 have?
A) 2
B) 0
C) 1
- 5. Rewrite in graphing form: y = (2x - 11)(2x + 15) (include y= in your answer, use the ^ for exponent)
- 6. Find the y-intercept of: y = 18.2(x + 4.3)2 - 11.4 (express your answer as a data point, with parentheses, include all decimals)
- 7. FInd the a-value of a parabola that goes through the points (-1, 8), (5, -12) and (11, 8). Express your answer as a reduced fraction please.
- 8. Solve for x please: | 2x - 15 | + 34 = 92
A) x = 65.5 or x = -11.5
B) x = 21.5 or x = -36.5
C) x = 11.5 or x = -65.5
D) x = 43 or x = -43
E) x = 36.5 or x = -21.5
- 9. Correctly factor: 9x6 - 25z2
A) (3x3 - 5z)2
B) No GUTS, no glory! Cannot factor.
C) (9x - 5z)(x5 + 5z)
D) (3x2 + 5z)(3x4 - 5z)
E) (3x3 - 5z)(3x3 + 5z)
- 10. Correctly factor: 78x + 42
- 11. Correctly factor: 4x2 + 21x - 18
A) (x - 6)(4x + 3)
B) (4x - 2)(x + 9)
C) (2x - 1)(x + 18)
D) (4x - 3)(x + 6)
E) (2x + 3)(2x - 6)
- 12. Solve for x please: 37x + 20 = 275x - 4 (just type the number as your answer)
- 13. Solve for x please: 4x2 - 40x + 125 = 0
A) 5 + 50i or 5 - 50i
B) 5 + 2.5i or 5 - 2.5i
C) 40 + 20i or 40 - 20i
D) 7.5 or 2.5
E) No solutions
- 14. 4-2 is indeed the same as what fraction?
- 15. 641/2 is indeed the same as...
A) 32
B) 8
C) 4
D) 2.828
E) 8i or -8i
- 16. List all team members' names here please!
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