Let U(x) and V(x) are differentiable functions such that U(x) V(x) =7 . If U ^ ( x ) V ^…
Mathematics · JEE Advanced · NTA Exams — Limit, Continuity and Differentiability
Let U(x) and V(x) are differentiable functions such that \(\frac{U(x)}{V(x)}=7\). If \(\frac{\mathrm{U}^{\prime}(\mathrm{x})}{\mathrm{V}^{\prime}(\mathrm{x})}=\mathrm{p}\)and\[\left(\frac{\mathrm{V}(\mathrm{x})}{\mathrm{U}(\mathrm{x})}\right)^{\prime}=\mathrm{q}\], then \(\frac{p+q}{p-q}\) has the value equal to
- 1
- 0
- 7
- –7
Answer
(A) 1
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- If _ x 0 (cos x + a sin bx) 1/x = e 2 , then the values of a and b are
- If y = f (x) is an odd differentiable function defined on (–∞, ∞) such that f ′ (3) = –2, then f ′ (–3) equals
- Let y = x 3 – 8x + 7 and x = f (t). If dy dt = 2 and x = 3 at t = 0, then dx dt at t = 0 is given by
- If G(x)=- 25-x^ 2 then _ x 1 ( G(x)-G(1) x-1 )=
- Let f: [- 2 , 2 ] R be a continuous function such that f(0)=1 and _ 0 ^ 3 f(t) d t=0 Then which of the…
- For each t ∈ R , let [ t ] be the greatest integer less than or equal to t . Then _ x 0^ + x ( [ 1 x ]+ [ 2 x…
- Let f : R → (0, 1) be a continuous function. Then, which of the following function(s) has (have) the value…
- If f (x) = | array ccc x^ n & n! & 2 x & n 2 & 4 x & n 2 & 8 array | then the value of d ^ n dx ^ n [f( x )]_…
More Limit, Continuity and Differentiability questions · Browse all practice questions