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Questions  >>  Olympiad-Math  >>  Class 10
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Q)

The value of $k$ for which the quadratic equation $9x^2+8kx+16=0$ has equal roots is _______

$\begin{array}{1 1}(A) \;k=\pm 3\\(B)\;k=\pm 4\\(C)\;k=\pm 2\\(D)\;\text{None of the above} \end{array}$

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