What is of rate of change of a Quadratic Function?

The ratio is constant.
The second difference is cionstant.
The first difference is contant.
Other:

im super confused and it only gave me theses choices

—the graph shows how fast a strand of human hair grows. how many inches would the hair have grown in 5 months

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.