Which is a stretch of an exponential decay function? A:: f(x) = 1/5(1/5)^x
B:: f(x)1/5(5)^x
C:: fx) = 5 (1/5)^x
D:: f(x) = 5(5)^x

Lorne subtracted 6x3 – 2x + 3 from –3x3 + 5x2 + 4x – 7. use the drop-down menus to identify the steps lorne used to find the difference.

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.