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Limits Continuity and Differentiability question

2021 · 16 Mar · Shift 1 · Q41

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JEE Main
Mathematics
Limits Continuity and Differentiability
2021 · 16 Mar · Shift 1 · Q41

Limits Continuity and Differentiability question

2021 · 16 Mar · Shift 1 · Q41

JEE MainMathematicsLimits Continuity and DifferentiabilityNumerical+4 / −1

If

\mathop {\lim }\limits_{x \to 0} {{a{e^x} - b\cos x + c{e^{ - x}}} \over {x\sin x}} = 2

, then a + b + c is equal to

\underline{\hspace{2cm}}

.

Numerical answer

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