Dawson Byrd
06/08/2024 · Primary School
Graph the equations on one set of axes. \( f(x)=\sqrt{x} \) \( g(x)=\sqrt{x-4} \)
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Step-by-step Solution
To graph the equations \( f(x) = \sqrt{x} \) and \( g(x) = \sqrt{x-4} \) on the same set of axes, we can follow these steps:
1. **Identify the Domain**:
- For \( f(x) = \sqrt{x} \), the domain is \( x \geq 0 \).
- For \( g(x) = \sqrt{x-4} \), the domain is \( x \geq 4 \) (since the expression under the square root must be non-negative).
2. **Calculate Key Points**:
- For \( f(x) = \sqrt{x} \):
- \( f(0) = \sqrt{0} = 0 \)
- \( f(1) = \sqrt{1} = 1 \)
- \( f(4) = \sqrt{4} = 2 \)
- \( f(9) = \sqrt{9} = 3 \)
- For \( g(x) = \sqrt{x-4} \):
- \( g(4) = \sqrt{4-4} = 0 \)
- \( g(5) = \sqrt{5-4} = 1 \)
- \( g(8) = \sqrt{8-4} = 2 \)
- \( g(9) = \sqrt{9-4} = \sqrt{5} \approx 2.24 \)
3. **Plot the Points**:
- For \( f(x) \):
- (0, 0)
- (1, 1)
- (4, 2)
- (9, 3)
- For \( g(x) \):
- (4, 0)
- (5, 1)
- (8, 2)
- (9, 2.24)
4. **Draw the Graphs**:
- The graph of \( f(x) = \sqrt{x} \) starts at the origin (0,0) and curves upwards to the right.
- The graph of \( g(x) = \sqrt{x-4} \) starts at the point (4,0) and also curves upwards to the right, but it is shifted to the right compared to \( f(x) \).
5. **Label the Axes**:
- Make sure to label the x-axis and y-axis appropriately.
### Graph Representation
While I can't create visual graphs directly, you can plot these points on graph paper or using graphing software. The key features to note are:
- \( f(x) \) starts at (0,0) and continues to rise.
- \( g(x) \) starts at (4,0) and rises from there.
### Summary
- The graph of \( f(x) = \sqrt{x} \) is defined for \( x \geq 0 \).
- The graph of \( g(x) = \sqrt{x-4} \) is defined for \( x \geq 4 \).
- Both functions are increasing, but \( g(x) \) is shifted to the right by 4 units compared to \( f(x) \).
Quick Answer
Graph \( f(x) = \sqrt{x} \) starting at (0,0) and \( g(x) = \sqrt{x-4} \) starting at (4,0). Both curves rise from their starting points.
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