Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Limit and Continuity Continuity of a function
The value of 'a' for which the function \(f(x)= \rm \left \{\begin{matrix}\rm \frac{1-\cos4x}{x^2}, & \rm x<0\\\ \rm a, & \rm x=0\\\ \rm \frac{\sqrt x}{\sqrt{16+\sqrt x}-4}, & \rm x>0\end{matrix}\right.\) is continuous at x = 0, is
1
2
2
8
3
4
4
More than one of the above
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None of the above