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Can u solve it in 10 sec

Algebra Level 3

If \(a,b\epsilon(0,2)\) and the equation \(\frac{x^{2}+5}{2}=x-2cos(ax+b)\) has atleast one solution then \(a+b=\)

\[\frac{\pi}{2}\] \[\pi\] 2 \[e\]

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by Tanishq Varshney

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