The demand for lumber is increasing exponentially. the amount of timber n, in billion cubic feet, consumed t years after 1997 can be approximated by n(t)=66(1.018)t, where t=0 corresponds to 1997.how much lumber was consumed in 1997? ( in billions cubic feet )how much lumber was consumed in 1998?  (round to the nearest hundredth) estimate the amount of lumber which will be consumed in 2000. (round to the nearest hundredth)estimate the amount of lumber which will be consumed in 2010. (round to the nearest hundredth)what would the graph of this look like? (round to the nearest hundredth)