1. Find the inverse of the function from question 2 in that practical assessment. Make sure you enter each step or insert an image of your written work.(15 points) 2 . What does the input variable of the inverse function represent? (5 points)

3. What does the output variable of the inverse function represent? (5 points)

4. If 100 grams of cobalt-57 has decayed to 62 grams, how much time has passed? (5 points)

I have the inverse, which is the image included.

in an inverse, doesn't the original input and output switch, meaning that what they mean changes too?? I need help plz

What is the anwers for 9+2x=5x-3-x

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

An annual marathon covers a route that has a distance of approximately 26 miles. winning times for this marathon are all over 2 hours. the following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each. earlier period 14 12 15 22 13 10 19 13 9 14 20 18 16 20 23 12 18 17 6 13 recent period 7 11 7 14 8 9 11 14 8 7 9 8 7 9 9 9 9 8 10 8 (a) make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. use two lines per stem. (use the tens digit as the stem and the ones digit as the leaf. enter none in any unused answer blanks. for more details, view how to split a stem.) minutes beyond 2 hours earlier period 0 1 2 (b) make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. use two lines per stem. (use the tens digit as the stem and the ones digit as the leaf. enter none in any unused answer blanks.) minutes beyond 2 hours recent period (c) compare the two distributions. how many times under 15 minutes are in each distribution