def. of derivatives Flashcards

1
Q

f’(x)=lim as x approaches 0

A

f(x+h)-f(x)/h

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2
Q

f’(c)=lim as x approaches c

A

f(x)-f(c)/x-c

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3
Q

d/dx[xⁿ]

A

n・xⁿ⁻¹

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4
Q

d/dx[c f(x)]

A

cf’(x)

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5
Q

d/dx[fg]

A

f’g+fg’

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6
Q

d/dx[f/g]

A

f’g-fg’/g²

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7
Q

d/dx[sin x]

A

cos x

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8
Q

d/dx[cos x]

A

-sin x

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9
Q

d/dx[tan x]

A

sec² x

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10
Q

d/dx[cot x]

A

-csc² x

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11
Q

d/dx[sec x]

A

sec x tan x

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12
Q

d/dx[csc x]

A

-csc x cot x

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13
Q

d/dx[eˣ]

A

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14
Q

d/dx[aˣ]

A

aˣ-lna

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15
Q

d/dx[ln x]

A

1/x

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16
Q

d/dx[logₐx]

A

1/x(lna)