English

Choose the correct alternative: If y = xx, then dydx = ? - Mathematics and Statistics

Advertisements
Advertisements

Question

Choose the correct alternative:

If y = `x^(sqrt(x))`, then `("d"y)/("d"x)` = ?

Options

  • `y/(2sqrt(x))(log x + 2)`

  • `y/sqrt(x)(log x + 2)`

  • `y/(2sqrt(x))(log x - 2)`

  • `y/sqrt(x)(log x - 2)`

MCQ
Advertisements

Solution

`y/(2sqrt(x))(logx + 2)` 

shaalaa.com
  Is there an error in this question or solution?
Chapter 1.3: Differentiation - Q.1

RELATED QUESTIONS

Find `dy/dx if x^2y^2 - tan^-1(sqrt(x^2 + y^2)) = cot^-1(sqrt(x^2 + y^2))`


Find `"dy"/"dx"` if xey + yex = 1


Find `"dy"/"dx"` if ex+y = cos(x – y)


Find `"dy"/"dx"` if `e^(e^(x - y)) = x/y`


Find `"dy"/"dx"` if, y = log(log x)


Find `"dy"/"dx"` if, y = `"e"^(5"x"^2 - 2"x" + 4)`


If y = 2x2 + 22 + a2, then `"dy"/"dx" = ?`


Find the rate of change of demand (x) of a commodity with respect to its price (y) if y = `(5x + 7)/(2x - 13)`


Find `"dy"/"dx"`, if y = `2^("x"^"x")`.


Find `("d"y)/("d"x)`, if y = (6x3 – 3x2 – 9x)10 


If y = `2/(sqrt(a^2 - b^2))tan^-1[sqrt((a - b)/(a + b))  tan  x/2], "then" (d^2y)/dx^2|_{x = pi/2}` = ______ 


If f(x) = `(x - 2)/(x + 2)`, then f(α x) = ______ 


If f(x) = |cos x|, find f'`((3pi)/4)`


y = cos (sin x)


y = `cos sqrt(x)`


Find `dy/dx` if, `y=e^(5x^2-2x+4)`


Solve the following:

If y = `root5 ((3x^2 + 8x + 5)^4 ,)  "find"  "dy"/ "dx"`


Solve the following:

If`y=root(5)((3x^2+8x+5)^4),"find" (dy)/dx`


Find `"dy"/"dx"` if, `"y" = "e"^(5"x"^2 - 2"x" + 4)`


If `y = root5(3x^2 + 8x + 5)^4`, find `dy/dx`


Solve the following:

If y = `root5((3x^2 + 8x + 5)^4)`, find `dy/dx`


If f(x) = `sqrt(7*g(x) - 3)`, g(3) = 4 and g'(3) = 5, find f'(3).


If y = f(u) is a differentiable function of u and u = g(x) is a differentiate function of x such that the composite function y = f[g(x)] is a differentiable function of x then prove that

`dy/dx = dy/(du) xx (du)/dx`

Hence find `dy/dx` if y = log(x2 + 5)


Find `dy/dx` if, y = `e^(5x^2 -2x + 4)`


Find `dy/dx` if, y = `e^(5x^2 - 2x + 4)`


Find `dy/dx` if, y = `e^(5x^2-2x+4)`


Find `"dy"/"dx"` if, y = `"e"^(5"x"^2 - 2"x" + 4)`


Find `dy/dx` if, `y = e^(5x^2 - 2x+4)`


Solve the following.

If `y=root(5)((3x^2 + 8x + 5)^4)`, find `dy/dx`


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×