English
Tamil Nadu Board of Secondary EducationHSC Science Class 11

Differentiate the following:F(x) = (x3 + 4x)7

Advertisements
Advertisements

Question

Differentiate the following:
F(x) = (x3 + 4x)7

Sum
Advertisements

Solution

F(x) = (x3 + 4x)7

[y = f(g(x)

`("d"y)/("d"x)` = f'(g(x)) . g'(x)]

F'(x) = `7(x^3 + 4x)^(7 - 1) "d"/("d"x) (x^3 + 4x)`

= 7(x3 + 4x)6 (3x2 + 4)

= 7(3x2 + 4)(x3 + 4x)6

shaalaa.com
Differentiation Rules
  Is there an error in this question or solution?
Chapter 10: Differential Calculus - Differentiability and Methods of Differentiation - Exercise 10.3 [Page 163]

APPEARS IN

Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 11 TN Board
Chapter 10 Differential Calculus - Differentiability and Methods of Differentiation
Exercise 10.3 | Q 7 | Page 163

RELATED QUESTIONS

Find the derivatives of the following functions with respect to corresponding independent variables:

g(t) = t3 cos t


Find the derivatives of the following functions with respect to corresponding independent variables:

y = `tan x/x`


Find the derivatives of the following functions with respect to corresponding independent variables:

y = `sinx/(1 + cosx)`


Find the derivatives of the following functions with respect to corresponding independent variables:

y = `sinx/x^2`


Find the derivatives of the following functions with respect to corresponding independent variables:

y = x sin x cos x


Find the derivatives of the following functions with respect to corresponding independent variables:

y = e-x . log x


Differentiate the following:
y = tan 3x


Differentiate the following:
y = `"e"^sqrt(x)`


Differentiate the following:

f(t) = `root(3)(1 + tan "t")`


Differentiate the following:
y = 4 sec 5x


Differentiate the following:

y = `x"e"^(-x^2)`


Differentiate the following:
y = tan (cos x)


Differentiate the following:
y = (1 + cos2)6


Differentiate the following:
y = `sqrt(x +sqrt(x)`


Differentiate the following:
y = `sin(tan(sqrt(sinx)))`


Find the derivatives of the following:

`cos[2tan^-1 sqrt((1 - x)/(1 + x))]`


Choose the correct alternative:

If y = `1/("a" - z)`, then `("d"z)/("d"y)` is


Choose the correct alternative:

If the derivative of (ax – 5)e3x at x = 0 is – 13, then the value of a is


Choose the correct alternative:

If f(x) = `{{:(x - 5,  "if"  x ≤ 1),(4x^2 - 9,  "if"  1 < x < 2),(3x + 4,  "if"  x ≥ 2):}` , then the right hand derivative of f(x) at x = 2 is


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×