If a scale is 1:250,000 and the distance is 8.5cm on the map what's the actual distance
1 answer:
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Answer:
Rate of change:
The initial value is 20
The equation:
Step-by-step explanation:
Given
The attached table
Solving (a): The rate of change (m)
This is calculated as:
Where:
So:
Solving (b): The initial value
Here, we make use of point (0, y) to calculate the initial value:
Where
So:
Multiply both sides by 3
Solving (c): The equation
This is calculated using:
Where:
So, we have: