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- 1. Multiple ChoiceSolve
x2 + 2x - 24 = 0x = -6, x = 4x = 6, x = -4x = 12, x = -2x = 8, x = -3 - 2. Multiple ChoiceWhat is the first step to solving THIS equation by completing the square?
a2 + 10a + 21 = 0Set the equation equal to zeroDivide 10 by 2 and add the result to both sidesAdd a2 and 10a togetherSubtract the 21 - 3. Multiple ChoiceDecide on the best method:
2x2 - 7x + 2 = 0Square Root MethodFactor MethodComplete the SquareQuadratic Formula - 4. Multiple ChoiceSolve x2 - 3x - 4 = 0 using the quadratic formula.x = 4 and -1x = -4 and -1x = 4 and 1x = -4 and 1
- 5. Multiple Choice
-2, 4-8±8No real solution - 6. Multiple Choice-4, 2-2, 4-16-4
- 7. Multiple ChoiceSolve the following equation by completing the square:
n2 - 2n - 3 = 0{3 and-1}{4 and -4}{5 and -3}{8 and -7} - 8. Multiple ChoiceSolve by completing the square:
k2 − 12k + 23 = 0{6 + √13, 6 - √13}{-6 + √13, -6 - √13}{6 + √59, 6 - √59}{-6 + √59, -6 - √59} - 9. Multiple ChoiceConvert x2 - 9x + 20 to factored form and solve.(x-10)(x+2); x = -2, 10(x+4)(x+5); x = -5, -4(x-4)(x-5); x = 4, 5Not factorable
- 10. Multiple Choice
Solve the following quadratics equation by completing the square...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
- 11. Multiple ChoiceComplete the Square
x2 + 6x = 5(x + 3)2 = 5(x + 6)2 = 9(x + 3)2 = 14(x + 6)2 = 14 - 12. Multiple Choice
Solve using the Quadratic Formula:
x2 + 4x + 3 = 0
x = 1 and x = 3
x = 6 and x = -2
x = -1 and x = -3
x=-1 and x=3
- 13. Multiple ChoiceSolve the equation by completing the square and then finding the roots.
x2+ 6x - 4 = 36x = -7, 7x = 4, -10x = -4 +- √7x = 10, -4 - Answer choicesTagsAnswer choicesTags