1.

\(\int\frac{dx}{\sqrt{x^2-16}}\) =?∫dx/√{x2 -16}A. sin-1\((\frac{x}4)\) + cB. log |x + \(\sqrt{x^2-16}\)| + cC. log |x - \(\sqrt{x^2-16}\)| + cD. none of these

Answer»

\(\int\frac{dx}{\sqrt{x^2-a^2}}\) = log | x + \(\sqrt{x^2-a^2}\)|

\(\int\frac{dx}{\sqrt{x^2-4^2}}\) = log | x + \(\sqrt{x^2-16}\)|



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