Asked by Lissett
The local zoo keeps the track of the number of dragonflies breeding in their insect exhibit each day. day: 1,2,3,4,5 and dragronflies : 3,8,15,24,35
use an equation to determine the number of dragonflies that will be breeding after 11 days.
use an equation to determine the number of dragonflies that will be breeding after 11 days.
Answers
Answered by
Reiny
t(1) = 3 = 1x3
t(2) = 8 = 2x4
t(3) = 15 = 3x5
t(4) = 24 = 4x6
t(5) = 35 = 5x7
..
looks like
t(n) = n x (n+2)
so t(11) = 11x13 = 143
t(2) = 8 = 2x4
t(3) = 15 = 3x5
t(4) = 24 = 4x6
t(5) = 35 = 5x7
..
looks like
t(n) = n x (n+2)
so t(11) = 11x13 = 143