Math Problem Statement

derivative of sin 2x

Solution

The derivative of sin(2x)\sin(2x) can be calculated using the chain rule. Here's the step-by-step solution:

  1. The derivative of sin(u)\sin(u) with respect to uu is cos(u)\cos(u).
  2. The chain rule tells us to then multiply by the derivative of the inside function, which in this case is 2x2x. The derivative of 2x2x with respect to xx is 2.

So, the derivative of sin(2x)\sin(2x) is: ddxsin(2x)=2cos(2x)\frac{d}{dx} \sin(2x) = 2 \cos(2x)

Would you like more details on how the chain rule is applied here, or do you have any other questions?

Here are 5 related questions to explore further:

  1. What is the derivative of cos(2x)\cos(2x)?
  2. How would you differentiate sin(3x)\sin(3x)?
  3. What is the second derivative of sin(2x)\sin(2x)?
  4. Can you find the derivative of sin2(2x)\sin^2(2x)?
  5. What is the integral of cos(2x)\cos(2x)?

Tip: The chain rule is crucial when differentiating composite functions. Always differentiate the outer function first and then multiply by the derivative of the inner function.

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Math Problem Analysis

Mathematical Concepts

Calculus
Derivatives
Trigonometry
Chain Rule

Formulas

d/dx(sin(u)) = cos(u)
d/dx(2x) = 2
d/dx(sin(2x)) = 2 * cos(2x)

Theorems

Chain Rule

Suitable Grade Level

Grades 11-12 or Introductory College Calculus