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anonymous
 4 years ago
if the integral of : f(t) dt = 19 in the interval from [0,1]
then calculate the integral of : f(2t) dt in the interval [0,0.5]
anonymous
 4 years ago
if the integral of : f(t) dt = 19 in the interval from [0,1] then calculate the integral of : f(2t) dt in the interval [0,0.5]

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0i will guess \[\frac{19}{2}\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[\int_0^1f(x)dx=19\] put \[u=2x,du=\frac{1}{2}dx,\frac{1}{2}du=dx, u(0)=0,u(1)=.5\] then get \[\frac{1}{2}\int_0^.5f(u)du\]
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