To calculate the total cost of the photographer for 1 to 5 poses, we can use the formula:
Given that the sitting fee is $15 and the cost per pose is $3, we can calculate the total for each number of poses:
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For 1 pose:
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For 2 poses:
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For 3 poses:
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For 4 poses:
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For 5 poses:
Now we can compile the results for 1 to 5 poses:
- 1 pose: $18
- 2 poses: $21
- 3 poses: $24
- 4 poses: $27
- 5 poses: $30
Thus, the range of total costs for 1 to 5 poses is:
This matches the second option you provided:
range = {18, 21, 24, 27, 30}.