exam 1 Flashcards

1
Q

(f^-1)’(x) = ?

A

1/(f’(f^-1(x)))

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2
Q

Loga(b)^c = ?

A

c ⋅ loga(b)

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3
Q

y’ of ln x

A

1/x

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4
Q

∫1/x

A

ln |x| + C

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5
Q

y’ of e^u(x) = ?

A

e^u(x) ⋅ u’(x)

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6
Q

y’ of a^x = ?

A

a^x ⋅ ln(a)

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7
Q

∫a^x

A

1/ln(a) ⋅ a^x + C

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8
Q

y’ of loga(x) = ?

A

1/(x⋅ln(a))

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9
Q

command interest formula

A

A = P(1 + r/n)^nt

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10
Q

compound continuous interest formula

A

A = Pe^rt

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11
Q

y’ of arcsinx = ?

A

1/√1-x^2

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12
Q

y’ of arctanx = ?

A

1/(1+x^2)

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13
Q

y’ of arccosx = ?

A

-1/√1-x^2

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14
Q

∫dx/(1+81x^2)

A

1/9 arctan(9x)

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15
Q

∫e^x

A

e^x

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16
Q

sinhx = ?

A

(e^x - e^-x)/2

17
Q

coshx = ?

A

(e^x + e^-x)/2

18
Q

tanhx = ?

A

(e^x - e^x)/(e^x + e^x)

19
Q

sin(2x)

A

2sinxcosx