homework help business calculus?
the percent of families that were married households between 1970 and 2000 is approximately
P(t) = 86.9e^-.05t (0 ≤ t ≤ 3 )
where t is measured in decades, with t = 0 corresponding to 1970.
a) what percent of families were married households in 1970? in 1980? in 1990? in 2000?
b) sketch the graph of P.
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I dont think you need any calculus at all. Appears to be a simple expression as a function of time.
Just substitute t = 0 for 1970, t =1 for 1980, etc to get the values…
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