What is k(-4) equal to?

k: m => 7+m^2

k(-4) = [1]

The function is defined as

This means that, taken an input m, the output is the input squared, plus 7.

So, if we take the input -4, we square it to get 16, and we add 7 to get 23.

b

step-by-step explanation:

both the histogram and the stem and leaf plot will visually show how many shoppers were of various ages within each range of data.   the histogram does not give us the specific ages of these shoppers unlike the stem and leaf plot.a histogram does not give us a true range of the data because we do not know exactly how old the shoppers were. a stem and leaf plot will give exact ages, so we can determine the exact range along with all measures of center and the others measures of center.   with the histogram, we cannot find any of these.

step-by-step explanation: