Problema Solution
find the nearest integer value for n if 3.2(1-.8^n)/1-.8 is approximately 15
Answer provided by our tutors
by solving 3.2(1-0.8^n)/(1-0.8) = 15
we get:
3.2*0.8^n = 0.2
click here to see the step by step solution of the equation:
0.8^n = 0.2/3.2
n log(0.8) = log(0.2/3.2)
n = 12.43
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