Mejia Gibbs
01/03/2023 · Primary School
английский грузинский русский \( y=|x-3| \) The smallest and largest values of the function \( [3 ; 4] \) in the interval, therefore, there are:
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Step-by-step Solution
To find the smallest and largest values of the function \( y = |x - 3| \) in the interval \([3, 4]\), we can evaluate the function at the endpoints of the interval and check for any critical points within the interval.
1. **Evaluate at the endpoints:**
- At \( x = 3 \):
\[
y = |3 - 3| = |0| = 0
\]
- At \( x = 4 \):
\[
y = |4 - 3| = |1| = 1
\]
2. **Check for critical points:**
The function \( y = |x - 3| \) is piecewise defined:
- For \( x < 3 \), \( y = 3 - x \)
- For \( x \geq 3 \), \( y = x - 3 \)
In the interval \([3, 4]\), the function is defined as \( y = x - 3 \). This is a linear function, which is increasing in this interval.
3. **Determine the smallest and largest values:**
- The smallest value occurs at \( x = 3 \): \( y = 0 \)
- The largest value occurs at \( x = 4 \): \( y = 1 \)
Thus, the smallest value of the function in the interval \([3, 4]\) is \( 0 \), and the largest value is \( 1 \).
**Final Answer:**
- Smallest value: \( 0 \)
- Largest value: \( 1 \)
Quick Answer
The smallest value is \( 0 \) and the largest value is \( 1 \).
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