If f (a) = 2, f ‘ (a) = 1, g (a) = –1, g ’ (a) = 2, then _ x a g( x ) f( a )-g( a ) f( x…
Mathematics · JEE Advanced · NTA Exams — Limit, Continuity and Differentiability
If f (a) = 2, f ‘ (a) = 1, g (a) = –1, g’ (a) = 2, then
\(\lim _{\mathrm{x} \rightarrow \mathrm{a}} \frac{g(\mathrm{x}) f(\mathrm{a})-g(\mathrm{a}) f(\mathrm{x})}{\mathrm{x}-\mathrm{a}}\) is equal to
\(\lim _{\mathrm{x} \rightarrow \mathrm{a}} \frac{g(\mathrm{x}) f(\mathrm{a})-g(\mathrm{a}) f(\mathrm{x})}{\mathrm{x}-\mathrm{a}}\) is equal to
- 3
- 5
- –3
- 0
Answer
(B) 5
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