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

The value of $k$ if $x=-a$ is a solution of the equation $x^2+2ax-k=0$ is _______

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

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