Math Problem Statement

y = 2sin(x) + 3cos(x)를 미분하여라.

Solution

The problem asks to differentiate y=2sinx+3cosxy = 2\sin x + 3\cos x.

Step-by-step solution:

  1. The derivative of sinx\sin x with respect to xx is cosx\cos x.
  2. The derivative of cosx\cos x with respect to xx is sinx-\sin x.

So, applying these derivatives:

[ \frac{dy}{dx} = \frac{d}{dx}[2\sin x] + \frac{d}{dx}[3\cos x] ]

Calculation:

dydx=2cosx3sinx\frac{dy}{dx} = 2\cos x - 3\sin x

Final Answer:

dydx=2cosx3sinx\boxed{\frac{dy}{dx} = 2\cos x - 3\sin x}

Would you like further details or examples? Here are related questions to expand understanding:

  1. How do trigonometric derivatives apply in real-world problems?
  2. Can you integrate 2cosx3sinx2\cos x - 3\sin x to verify the result?
  3. What is the derivative of y=2sin(2x)+3cos(2x)y = 2\sin(2x) + 3\cos(2x)?
  4. How would the derivative change if yy included a tanx\tan x term?
  5. Can this differentiation process apply to complex functions involving sinx\sin x and cosx\cos x?

Tip: Memorize the derivatives of basic trigonometric functions—they are

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Math Problem Analysis

Mathematical Concepts

Differentiation
Trigonometry

Formulas

d(sin(x))/dx = cos(x)
d(cos(x))/dx = -sin(x)

Theorems

Basic rules of differentiation

Suitable Grade Level

Grades 10-12