5. Which of the sets of ordered pairs satisfies an exponential equation? A. (1,2), (3,8), (5,32), (7,128)
B. (1,-2), (3,2), (5,6), (7,128
C. (1,1), (2,8), (3,27), (4,64)
D. (1,-1), (2,-4), (3,-9), (4.-16)

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.