DERIVATE Flashcards

1
Q

D costante

A

=0

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2
Q

D x

A

=1

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3
Q

D x^n

A

= n* x^n-1

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4
Q

D e^x

A

= e^x

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5
Q

D ln x

A

= (1/x)

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6
Q

D loga x

A

= 1/x * loga e

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7
Q

D senx

A

= cos x

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8
Q

D cos x

A

= - sen x

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9
Q

D tan x

A

1/ cos^2 x

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10
Q

Dimmi la formula del coeff. ang della derivata (essendo una retta)

A

Lim x->x0 f(x) - f(x0) / x - x0

Oppure ◇y / ◇x

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11
Q

Dimmi L’EQUAZIONE DELLA TANGENTE (Ovvero la derivaata)

A

y = f ‘ (x0) * (x- x0) - y0

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12
Q

Dimmi la FORMULA, di una Derivata di un quoziente

A

(f/g) ‘ = f’ (x)g(x) – f(x)g ‘(x) / g(x)^2

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13
Q

Dimmi il PRODOTTO DI UNA DERIVATA

A

(fg) ‘ (x) = F ‘ (x)g(x) + f(x)*g ‘(x)

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14
Q

Dimmi il TEOREMA DI TAYLOR (serve per approssimare l’area sotto la tang)

A

T(x) = f(x0) + f ‘(x0) * (x-x0)

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15
Q

Dimmi il TEOREMA DI DE L’ HOPITAL (serve quando 2 curve si intersecano)

A

Lim f(x)/g(x) = 0/0 =
= lim f ‘ (x) /g ‘ (x)
x-> x0 x-> x0

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