Integration and Definite Integrals (5.1-5.2) Flashcards

1
Q

The antiderivative of a function blank is a function blank

A

f(x) and F(x)
F prime = f(x)

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2
Q

Integration Theorem

A

if f(x) and g(x) are antiderivatives of the same function then f(x) and g(x) differ by constant c

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3
Q

Indefinite integrals always need

A

+c

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4
Q

Integral of c f dx

A

c integral f dx

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5
Q

Integral of f + g dx

A

Integral f dx + Integral g dx

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6
Q

Integral of 0

A

c

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7
Q

Integral 1 dx

A

x + c

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8
Q

Integral x^n dx

A

(1/n+1) x^n+1 +c

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9
Q

Integral cosx

A

sinx +c

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10
Q

Integral sinx

A

-cosx +c

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11
Q

Integral secx squared

A

tanx +c

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12
Q

Integral cscx cotx

A

-cscx +c

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13
Q

Integral secx tanx

A

secx +c

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14
Q

Integral cscx squared

A

-cotx + c

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15
Q

Integral of e^x

A

e^x +c

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16
Q

Integral a^x

A

a^x / lna +c

17
Q

Integral 1/x

A

ln x +c

18
Q

How do you solve an initial value problem (given two different initial values and only given one)

A
  1. take integral of rate/derivative given
  2. plug in initial value
  3. solve for c
  4. plug in c
  5. do as many times as given a rate of
19
Q

definite integral vs indefinite integral

A

definite has bounds while indefinite has plus c

20
Q

a definite integral is defined on

A

closed interval a to b

21
Q

Area above x-axis is blank and area below x-axis is blank

A

positive, negative

22
Q

Integral from a to a of f

A

0

23
Q

integral from a to c of f

A

Integral from a to b of f + Integral from b to c of f

24
Q

Integral from b to a of f

A
  • Integral from a to b of f
25
Q

Integral from a to b of f+g

A

Integral from a to b of f + Integral from a to b of g

26
Q

Integral from a to b of xf

A

x Integral from a to b of f

27
Q

how to find missing integral value

A

watch out for bounds
1. how much they = to
2. which way bounds are going

28
Q

For problems where you need to find a missing integral…

A

use a number line to visualize it

29
Q

Equation for top/bottom half of circle

A

a or integral from x to x = square root of r squared minus x squared