18. There are 5 numbers in a data set. One of the numbers is 11. If it is changed to 6, then the mean will become 11. Find the original mean.​

The original mean is 12

Step-by-step explanation:

we have the parent function given by,

1. the function is translated 5 units to the left.

so, we get,   becomes

2. the function is translated 5 units to the right.

so, we get,   becomes

3. the function is translated 5 units upwards.

so, we get,   becomes

4. the function is translated 5 units downwards.

so, we get,   becomes

5. the function is reflected across x-axis.

so, we get,   becomes

6. the function is reflected across y-axis.

so, we get,   becomes .

step-by-step explanation:

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the opening of this porabola is facing up

step-by-step explanation: