Q1:
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Solve the equation 2n2-11n -21 = 0 |
A. -7, -3 B. 7, 3 C. 7, D. 7, |
Answer 1:
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Q2:
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The solution set of x2 = 4 is |
A. {2} B. {-2. 2} C. {16} D. { 0, 2} |
Answer 2:
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Q3:
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The solution set of x2+ x - 12 = 0 is |
A. {3, 4} B. {6, 2} C. {-3, -4} D. {-4, 3} |
Answer 3:
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Q4:
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The solution set for x2 = 5x is |
A. {-5, 0} B. { -5} C. {0, 5} D. {5} |
Answer 4:
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Q5:
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The solution set for x2 + 6x + 5 = 0 is |
A. {-5, -1} B. {5, 1} C. {3, 2} D. {-3, -2} |
Answer 5:
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Q6:
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The solution set for 3x(x + 2) = 0 is |
A. {0, 2} B. {3, -2} C. {3, 2} D. {0, -2} |
Answer 6:
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Q7:
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The solution set of (x - 3)2 = 4 is |
A. {-3, 4} B. {1, 5} C. {2, -2} D. {5} |
Answer 7:
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Q8:
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Which of the following equations is a quadratic equation? |
A. 3x + 2y = 8 B. x2 + y2 = 9 C. (x + 8)(x - 2) = 0 D. y = 3x |
Answer 8:
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Q9:
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If (x - 2)(x + 7) = 0, x = |
A. -2,-7 B. -2, 7 C. 2, -7 D. 2, 7 |
Answer 9:
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Q10:
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Find the possible values of x if (x - 1)2 = 1 |
A. 0 or 2 B. 0 or -2 C. 1 or 2 D. 1 or -2 |
Answer 10:
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