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- 1. Multiple ChoiceThe solutions of the quadratic equation
x2-5x+6=0 arex=1 or x=-6x=3 or x=2x=-3 or x= 2x=-1 or x=6 - 2. Multiple ChoiceIn the quadratic formula, if b2-4ac>0, then the quadratic equation hastwo imaginary solutionstwo different real solutionstwo equal real solutionsnone of these
- 3. Multiple ChoiceTo complete the perfect square trinomial in the expression x2-22x+_____, we need to add1144121144
- 4. Multiple ChoiceIn the quadratic formula, the expression
b2-4ac is calleddiscrimdeterminantdiscriminantnone of these - 5. Multiple Choice
If 3+2i is one solution of a quadratic equation, then the other solution of this quadratic equation is
2-3i
3+2i
1/3 -1/2i
3-2i
- 6. Multiple ChoiceOne solution of the quadratic equation
x2-7x+12=0 isx=3x=2x=-3x=-2 - 7. Multiple Choice
Fill the blank spaces to complete the perfect square trinomial
x2-18x+____=(x- ____)2
9 and 3 respectively
81 and 9 respectively
-9 and -3 respectively
-81 and -9 respectively
- 8. Multiple ChoiceWhat should you do first in solving this equation?
x2 + 6x - 13 = 3Get factored formWrite down: a=1, b=6, c=-13Make it equal 0 by subtracting 3 on each sideType it all in a calculator. - 9. Multiple Choice
Solve by factoring: x2 = 7x + 18
-7 and -18
9 and 2
9 and -2
2 and 7
- 10. Multiple Choice
What is this formula?This is the speed of light formula.This is the quadratic formula.This is the zero product property.This is scary. - 11. Multiple Choice
Solve the following for x by using the Quadratic Formula
2x2+6x=7
- 12. Multiple Choice
Solve: (x - 2) 2 = 49
9 or -5
± 9
± 5
± 7
- 13. Multiple ChoiceFind the missing value "c" to create a perfect square trinomial:
x2 – 8x + ___-41648 - 14. Multiple ChoiceWhen factoring
x2 - 4x + 4 = 20,
what goes in the blank?
(x - __ )2 = 2042820 - 15. Multiple Choice
Solve the following quadratic equation...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
- Answer choicesTagsAnswer choicesTags