A. If x < y
B. If x > y
C. If x ≤ y
D. If x ≥ y
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Quadratic Equations
I. x2 + 11x + 30 = 0,
Find the roots of the quadratic equation: 2×2 + 3x – 9 = 0?
A. 3, -3/2
B. 3/2, -3
C. -3/2, -3
D. 3/2, 3
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If a and b are the roots of the equation x2 – 9x + 20 = 0, find the value of a2 + b2 + ab?
A. -21
B. 1
C. 61
D. 21
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I. a3 – 988 = 343,
II. b2 – 72 = 49 to solve both the equations to find the values of a and b?
A. If a > b
B. If a ≥ b
C. If a < b
D. If a ≤ b
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The sum of the square of the three consecutive even natural numbers is 1460. Find the numbers?
A. 18, 20, 22
B. 20, 22, 24
C. 22, 24, 26
D. 24, 26, 28
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(i). a2 + 11a + 30 = 0,
(ii). b2 + 6b + 5 = 0 to solve both the equations to find the values of a and b?
A. If a < b
B. If a ≤ b
C. If the relationship between a and b cannot be established
D. If a > b
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Find the roots of quadratic equation: 3x2 – 7x – 6 = 0?
A. -6, 3
B. 3, -2/3
C. -5, 2
D. -9, 2
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Find the value of a/b + b/a, if a and b are the roots of the quadratic equation x2 + 8x + 4 = 0?
A. 15
B. 14
C. 24
D. 26
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