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Web skærmformat. - Aarhus Universitet

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I. Differentiation – 3. Tangentplan 57<br />

De partielle afledede er<br />

I punktet (1,1,3) er tangentplanen givet ved<br />

zx = 4x,zy = 2y<br />

z(1,1) = 3, zx(1,1) = 4, zy(1,1) = 2<br />

z − 3 = 4(x − 1) + 2(y − 1)<br />

3.9. Tangentplan ☞ [S] 11.4 Tangent planes and linear approximations<br />

Figur - Eksempel 1<br />

x<br />

z<br />

Tangentplan i (1,1,3)<br />

y

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