Determine whether the relation is a function. {(-9,-6), (-9,8), (-1,7), (4,5), (8,-9)}

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?