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Maths CBSE Live product
Class 10
Quadratic Equations
Nature of roots
3.
Find the value of the variable for equal roots
Question:
2
m.
If the following equations have
two equal roots
, then find the value of
'\(a\)'.
\(x^2 + ax + 3 = 0\)
\(a = 12\) or \(a = -12\)
\(a = 3 \sqrt{2}\) or \(a = -3 \sqrt{2}\)
\(a = 6\) or \(a = -6\)
\(a = 2 \sqrt{3}\) or \(a = -2 \sqrt{3}\)
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