What are the x- and y-intercepts of f(x)=x^2-49?
1 answer:
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Step-by-step explanation:
π×4×4×8/3
π×16×8/3
128/3×π
128/3π cm²
Answer:
Step-by-step explanation:
Set up the equation:
Since C(t) gives the number of cars purchased in the t-th year after 1998, then make the number of cars equal to 15 000 and solve for t - the year:
20t^2 = 15000
t^2 = 750
t =
The year will be simply 1998 + 5 \sqrt{30}