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LISTA - CÁLCULO DIFERENCIAL E INTEGRAL III Prof. Castañon 1) ,0. =−− ydysenxdxex y 2) )5( xsendx dy = 3) 22 1 yx x dx dy + = 4) yxedx dy 23 + = 5) ( ) 0=+− xdydxyx 6) 0)2( =−+ dyxyxdx 7) xxydx dy =+ 2 ; y(0) = -3 8) 1.cos =+ senxydx dy x y(0) = 2 9) 0)73()12( =++− dyydxx 10) 0)42()32( 22 =++− dyyxdxxy 8) 0)146()524( =−++−+ dyxydxxy 9) ,3)(92 2 tsenty dt yd =− y(0) = 2 e y’(0) = 0 10) ,2)(22 2 tty dt dy dt yd =−+ y(0) = 0 e y’(0) = 1 11) 26.2 xyexdx dy x x +−= 12) 0))cos().(cos())().()( =+− dyyxdxysenxsenxtg
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