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1. |
Solve x2 + 3x - 10 = 0 by completing the square. |
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A. |
2 |
B. |
2, 5 |
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C. |
-5, 2 |
D. |
5 |
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Hint |
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2. |
Solve 4x2 - 8x + 3 = 0 by completing the square. |
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A. |
 , 3 |
B. |
 |
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C. |
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D. |
1, 3 |
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Hint |
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3. |
Solve x2 - 6x + 10 = 0 by completing the square. |
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A. |
3 ± i |
B. |
2, 4 |
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C. |
-3 ± i |
D. |
1 ± i |
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Hint |
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4. |
What must be done to the quadratic expression ax2 + bx in order to complete the square? |
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A. |
find one fourth of b and add to original |
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B. |
square b and add to original |
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C. |
square b, then find one half of the result, and add to original. |
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D. |
find one half of b, square this result, and add to original |
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Hint |
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5. |
Solve 2x2 - 7x + 5 = 0 by completing the square. |
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A. |
 |
B. |
 |
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C. |
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D. |
4, 10 |
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Hint |
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