1. Use appropriate differentiation technique(s) to compute f'(x) for each function below. Simplify your answers as much as possible. a. f(x) = x² sin (x) [Use the fact that sin(x) = cos(x)] b. f(x) = 6-7x 1+2x

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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### Differentiation Exercise

**1. Use appropriate differentiation technique(s) to compute \( f'(x) \) for each function below. Simplify your answers as much as possible.**

#### a. \( f(x) = x^2 \sin(x) \)

Use the fact that \( \frac{d}{dx}\sin(x) = \cos(x) \).

#### b. \( f(x) = \frac{6 - 7x}{1 + 2x} \)

---

**Instructions:**

- Apply the product rule for part (a). Remember, the product rule states that if you have a function \( u(x) \cdot v(x) \), then the derivative is \( u'(x) \cdot v(x) + u(x) \cdot v'(x) \).
   
- Apply the quotient rule for part (b). The quotient rule states that if you have a function \( \frac{u(x)}{v(x)} \), then the derivative is given by \( \frac{u'(x) \cdot v(x) - u(x) \cdot v'(x)}{[v(x)]^2} \).

These differentiation techniques will help you compute and simplify \( f'(x) \) for each function provided.
Transcribed Image Text:### Differentiation Exercise **1. Use appropriate differentiation technique(s) to compute \( f'(x) \) for each function below. Simplify your answers as much as possible.** #### a. \( f(x) = x^2 \sin(x) \) Use the fact that \( \frac{d}{dx}\sin(x) = \cos(x) \). #### b. \( f(x) = \frac{6 - 7x}{1 + 2x} \) --- **Instructions:** - Apply the product rule for part (a). Remember, the product rule states that if you have a function \( u(x) \cdot v(x) \), then the derivative is \( u'(x) \cdot v(x) + u(x) \cdot v'(x) \). - Apply the quotient rule for part (b). The quotient rule states that if you have a function \( \frac{u(x)}{v(x)} \), then the derivative is given by \( \frac{u'(x) \cdot v(x) - u(x) \cdot v'(x)}{[v(x)]^2} \). These differentiation techniques will help you compute and simplify \( f'(x) \) for each function provided.
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