Cálculo 1 Flashcards

1
Q

Como consigo achar as raizes de Ax² + bx + c?

A

X + Y = -b/a
X . Y = c/a

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2
Q

Como encontro a fatoração de ax²+bx+c do modo indeterminante?

A

a(x-x1)*(x-x2)

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3
Q

Fatoração de 36x²y³ - 24x⁴y? Ache o maior número divisível dos 2 valores

A

12x²y(3y²-2x²)

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4
Q

|X| é igual à?

A
  • X
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5
Q

Como achar o conjulgado?

A

Mantém raiz (Para eliminar) e inverte operações fora dela

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6
Q

Sen, Cos, entre?

A

-1 e 1

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7
Q

Se Lim f(x) x-> a, não existe….

A

F(x) é descontínua em x=a

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8
Q

Assintotas verticais (Limites infinitos):

A

X definido, direções infinitas
Lim x x->2 = +○○
X = 2 reta perpendicular à X

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9
Q

Assintotas horizontais (Lim no infinito):

A

X é infinito, direções definidas.
Ex: lim x, x-> = 2 (sem sinal)
Reta y = 2

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10
Q

Qual a taxa de variação da curva?

A

◇Y/◇X =
◇F(x)/◇X

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11
Q

Senx/x quando x->0 = 1

A

V

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12
Q

Tg x/x quando x->0

A

= 1

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13
Q

Cos x - 1 / x quando x-> 0

A

= 0

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14
Q

Sen(A+B)

A

SenA * cosB + SenB * CosA

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15
Q

Cos (A+B)

A

Cos a * cosB - Sen a * sen B

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16
Q

RaizdeA + B em fatoração

A

(RaizdeA + B) * (Raizdea - B)