Values to Know! Flashcards

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1
Q

Sin (0)

A

0

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2
Q

Sin (30)

A

0.5

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3
Q

Sin (45)

A

0.7

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4
Q

Sin (60)

A

0.9

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5
Q

Sin (90)

A

1

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6
Q

Sin (180)

A

0

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7
Q

Cos (0)

A

1

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8
Q

Cos (30)

A

0.9

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9
Q

Cos (45)

A

0.7

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10
Q

Cos (60)

A

0.5

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11
Q

Cos (90)

A

0

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12
Q

Cos (180)

A

-1

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13
Q

1 / 1

A

1 or 100%

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14
Q

1 / 2

A

0.5 or 50%

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15
Q

1 / 3

A

0.33 or 33%

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16
Q

1 / 4

A

0.25 or 25%

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17
Q

1 / 5

A

0.2 or 20%

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18
Q

1 / 6

A

0.17 or 17%

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19
Q

1 / 7

A

0.14 or 14%

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20
Q

1 / 8

A

0.13 or 13%

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21
Q

1 / 9

A

0.11 or 11%

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22
Q

1 / 10

A

0.1 or 10%

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23
Q

1 / 11

A

0.09 or 9%

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24
Q

1 / 12

A

0.08 or 8%

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25
Q
  • log (10 x 10^( - x ) )
A

X - 1

26
Q
  • log (8 x 10^( - x) )
A

X . 1

27
Q
  • log (5 x 10^( - x) )
A

X . 3

28
Q
  • log (3 x 10^( - x) )
A

X . 5

29
Q
  • log (2 x 10^( - x) )
A

X . 7

30
Q
  • log (1 x 10^( - x) )
A

X

31
Q

10 ^ ( a - pH# )

A

#

32
Q

10 ^ ( a - # )

A

1 x 10^ (- #)

33
Q

pH (#)

A
  • log (#)
34
Q
  • log ( 1 x 10 ^ (#) )
A

#

35
Q

X - 1

A

10 x 10 ^ ( - x )

36
Q

X . 1

A

8 x 10 ^ ( - x )

37
Q

X . 3

A

5 x 10 ^ ( - x )

38
Q

X . 5

A

3 x 10 ^ ( - x )

39
Q

X . 7

A

2 x 10 ^ ( - x )

40
Q

X

A

1 x 10 ^ ( - x )

41
Q

1 ^ 2

A

1

42
Q

2 ^ 2

A

4

43
Q

3 ^ 2

A

9

44
Q

4 ^ 2

A

16

45
Q

5 ^ 2

A

25

46
Q

6 ^ 2

A

36

47
Q

7 ^ 2

A

49

48
Q

8 ^ 2

A

64

49
Q

9 ^ 2

A

81

50
Q

10 ^ 2

A

100

51
Q

11 ^ 2

A

121

52
Q

12 ^ 2

A

144

53
Q

15 ^ 2

A

225

54
Q

25 ^ 2

A

625

55
Q

When multiplying exponents

A

Add the exponents

56
Q

When dividing exponents

A

Top exponent - bottom exponent

57
Q

When taking square root

A

raise exponent to (1/2) and multiply the exponents

58
Q

Exponent raised to an exponent

A

Multiply exponents

59
Q

When adding or subtracting exponents

A

Make sure they are the same power first

60
Q

When dividing by a fraction

A

Multiply by its reciprocal

61
Q

Probability:

Chance of A + B

A

A x B

2 events occurring has a smaller % of probability than just 1 event

62
Q

Probability:

Chance of A or B

A

A + B

1 even occurring has a higher & of probability