Suppose f(x) =6x second power-4, what is f(-1)?

Which graph shows a function with a range of all real numbers greater than or equal to -1

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

Find the slope of a line given the following two points