27 a +b cosx In- c+dcosx Evaluare dx (a >b > 0, c>d>0) 27 1 dx...

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27 a +b cosx In- c+dcosx Evaluare dx (a >b > 0, c>d>0) 27 1 dx : t+cosx (referrence: (t> 1), %3D Vt? – 1 | -dt= In(t+ VP -1)+ C (t> Ve -1 | 27 a +b cosx In- c+dcosx Evaluare dx (a >b > 0, c>d>0) 27 1 dx : t+cosx (referrence: (t> 1), %3D Vt? – 1 | -dt= In(t+ VP -1)+ C (t> Ve -1 |