P(t) = 451400*0.968^t . . . . . models the population after t years.
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The multiplier from one year to the next is (1 -3.2%) = (1 -.032) = 0.968.
The bases are both 2, so we would subtract the exponents. This is because the rule is
(a^b)/(a^c) = a^(b-c)
In this case,
a = 2
b = 3/4
c = 1/2
So this means
b - c = (3/4) - (1/2) = (3/4) - (2/4) = 1/4
After subtracting the exponents, the final exponent is 1/4
So the expression simplifies to 2^(1/4) which is the same as
![\sqrt[4]{2}](https://tex.z-dn.net/?f=%5Csqrt%5B4%5D%7B2%7D)
(fourth root of 2)
<h2>1) Plants</h2><h2>2) Animals</h2><h2>3) Humans</h2>
That would be 6 just put the the whole number over one and keep flip change
1450 is what would be in her bank account after 15 years