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Find f if f '(t)=8cost+sec^2t and f(pi/3)=4 .
so f(t)=8sint+tant+c
4=8sin(pi/3)+tan(pi/3)+c
c=-3^1/2
so f(t)=8sint+tant-3^1/2 is that right
so f(t)=8sint+tant+c
4=8sin(pi/3)+tan(pi/3)+c
c=-3^1/2
so f(t)=8sint+tant-3^1/2 is that right