Question

Roots of the quadratic equation 2x2 + x – 528 = 0 is

A 16 Correct Answer Incorrect Answer
B -33/2 Correct Answer Incorrect Answer
C Both a and b Correct Answer Incorrect Answer
D None of these Correct Answer Incorrect Answer

Solution

2x2 + x – 528 = 0 2x2 + 33x - 32x – 528 = 0 x(2x + 33) - 16(2x + 33) = 0 x = 16, - 33/2 (neglect) Required answer = 16

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