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FOGLIO DI ESERCIZI 1 EDO Esercizi su equazioni lineari scalari 1 ...

FOGLIO DI ESERCIZI 1 EDO Esercizi su equazioni lineari scalari 1 ...

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) y ′ (x) = 2x √ 1 − y(x) 2 , (x 0 , y 0 ) = (1, 1/4).<br />

c) −t 2 yy ′ + y 3 + ty 3 = 0.<br />

d) (y 3 − t)y ′ = y, (t 0 , x 0 ) = (1, 1), (t 0 , y 0 ) = (0, 0).<br />

e) y ′ y<br />

=<br />

t + √ t 2 + y , (t 0, y 0 ) = (0, 1)<br />

2<br />

f) y ′ = t7 + 7y(y + 3t) 6<br />

7t(y + 3t) 6 .<br />

g) y ′ = y + ty2 .<br />

t<br />

h) y ′ ty + ty2<br />

=<br />

1 − t . (t 0, x 2 0 ) = (0, 1).<br />

i) y ′ + y sin t + y 2 sin(2t) = 0<br />

l) y ′ = 3y + 1 y 3 , (t 0, x 0 ) = (0, −2)<br />

m) 5xy 4 y ′ + 3x2 y 5 + y 5 + 1<br />

x 2 + 1<br />

n) y ′ = − y + ty2 .<br />

t<br />

= 0<br />

2

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