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- 1. Multiple Choice
Using the graph solve the equation
-x2-2x+3=-5.{-3,-1}{-2,0}{-4,2}{-1,4} - 2. Multiple ChoiceSolve by factoring: x2 - 9x + 20 = 0x = -4 and x = -5x = 20 and x = -9x = 4 and x = 5x = -4 and x = 5
- 3. Multiple Choice2d2 = 84-2-4, 4-2, 2
- 4. Multiple ChoiceWhat are the solutions of this graph?-2 and 3-1/2 and -6-2 and -63 and -6
- 5. Multiple ChoiceWhat is another word that describes the zeroes of a quadratic function?y-interceptsvertexx-interceptsmaximum
- 6. Multiple ChoiceDetermine the values of
a, b, and c for
the quadratic equation:
4x2 – 8x = 3a = 4, b = -8, c = 3a = 4, b =-8, c =-3a = 4, b = 8, c = 3a = 4, b = 8, c = -3 - 7. Multiple Choice
What is another word for zeros?
y-intercepts
roots
vertex
axis of symmetry
- 8. Multiple ChoiceA function has a discriminant of 25.
______________
How many solutions does it have?0125 - 9. Multiple ChoiceA function has a discriminant of -3.
______________
How many x-intercepts does it have?0123 - 10. Multiple ChoiceIf the discriminant is zero you will haveno real solutionstwo real solutions1 real solution1 imaginary solution
- 11. Multiple Choice
Solve the following quadratic equation...
x2 + 13x + 36= 0
x = -2
x = -18
x = -9
x = -4
x = -3
x = -12
x = -6
x = -6
- 12. Multiple Choiceax2+bx+c=0 is the standard form of a quadratic equation.TrueFalse
- 13. Multiple ChoiceThe quadratic equation can be used to solve quadratic equations that cannot be factored.TrueFalse
- 14. Multiple Choice
Solve using the Quadratic Formula:
x2 + 6x + 9 = 0
x = −3, 3
x = −3
x = 3
No Solution
- 15. Multiple Choice
Solve using the Quadratic Formula:
15x2 + 22x = −8
x = −2/3, 4/5
x = 2/3, −4/5
x = 2/3, 4/5
x = −2/3, −4/5
- Answer choicesTagsAnswer choicesTags