F(x)={(x^(2)+4 x 1):}

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.

Which situation is an example of an observational study?