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Question

For the quadratic equation : 9x2+4x+15 = 0, product of the roots = .

A
53
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B
-53
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C
154
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D
415
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Solution

The correct option is A 53
For a quadratic equation given by ax2+bx+c = 0, the product of the roots is given by ca.
Here, a = 9, b = 4, c = 15.
Hence, the product of the roots = ca = 159 = 53.

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