The sales of a new health magazine has been growing exponentially since 2005.The annual sales ryears after2005 is represented by the
function 47(⑦.
4⑦ = 1000008027
How many years after 2005 will the annual sales be 2.000.000?
Drag a logarithm to the box and its value to the line to show the answer.
し )
:ー (roundest to the nearest tenth ofa year)
Im(20ょ0.2) Im(20 x0.2) 0.2 xIn(20) Im(20)ょ0.2 0.3 06 1.4 2.0
log(20ょ0.2) log(20x0.2) 02xlog(20) log(20)ょ0.2 4.6 6.5 12.5 15.0