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February 27, 2015

February 27, 2015

Posted by **Alec** on Thursday, July 19, 2012 at 10:34pm.

G(t) = 1.58e−0.213t

gives the projected annual average percent population growth per decade in the tth decade, with t = 1 corresponding to 2000.†

(a) What will the projected annual average population growth rate be in 2020 (t = 3)? (Round your answer to two decimal places.)

% per decade

(b) How fast will the projected annual average population growth rate be changing in 2020 (t = 3)? (Round your answer to two decimal places.)

% per decade per decade

- math -
**Henry**, Friday, July 20, 2012 at 4:56pma. G(t0 = 1.58*e^n.

n = -0.213*t = -0.213*3 = -0.639.

G(t) = 1.58*e^-0.639=1.58*0.5278=0.83.

% per decade.

b. 0.83%/dec. * (1/10dee.) =0.08 % per

decade per decade.

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