Set 1 (base) Flashcards

1
Q

State the Quadratic formula

A
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2
Q

State the distance formula

A

d=

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3
Q
A
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4
Q

show f(x) when translated h units in the positive direction of the horizontal axis.

A

f(x-h)

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5
Q

State the rule for the function

A
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6
Q
A
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7
Q

log(a)+log(b)

A

log(ab)

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8
Q
A
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9
Q
A
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10
Q

quick sketch

A
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11
Q

value of discriminant when 2 solutions

A

> 0

greater than 0

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12
Q
A
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13
Q
A
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14
Q

If the gradient of 2 equations is the same and the y-int is the same how many solutions do they have?

A

infinite

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15
Q

State the rule for the function

A
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16
Q

state the discriminant

A
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17
Q
A
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18
Q

value of discriminant when 1 solution

A

= 0

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19
Q
A
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20
Q

state the expression for the axis of symmetry

A
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21
Q

State the rule for the function

A
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22
Q
A
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23
Q

value of discriminant when no solution

A

< 0

less than 0

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24
Q
A
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25
Q
A
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26
Q
A
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27
Q

show f(x) when reflected in the vertical axis

28
Q

State the rule for the function

29
Q

show f(x) when dilated by a factor of a from the horizontal axis

30
Q

If the gradient of 2 equations is different, how many solutions do they have?

34
Q

State the rule for the function

36
Q

log(a^b)

37
Q

log(1)

38
Q

How does the domain of the inverse relate to the original function?

A

It is equivalent to the range.

40
Q

show f(x) when dilated by a factor of a from the vertical axis

42
Q

show f(x) when translated k units in the positive direction of the vertical axis.

45
Q

State the equation of a linear line.

46
Q

quick sketch

47
Q

log(a)-log(b)

48
Q

If the gradient of 2 equations is the same but different y-int how many solutions do they have?

49
Q

show f(x) when reflected in the horizontal axis

53
Q

State the rule for the function

54
Q

state the midpoint coordinate rule

55
Q

State the rule for the function

57
Q

Quick sketch of base graph for y=e^x

A

(this is the same as for any exponential graph in the form y=a^x, where a>1)

58
Q

Quick sketch of base graph for y=ln(x)

A

Note: this is the same as for any graph of y=log(x) for ANY base (eg, log2(x))

59
Q

Quick sketch of y=x^3

A

Note, same rough shape for the graph of any function y=x^(positive odd integer >1)
eg: x^5, x^7, x^9…

60
Q

Quick sketch of y=x^4

A

Note, same rough shape for the graph of any function y=x^(positive even integer >1)
eg: x^2, x^4, x^6…

61
Q
A

Note, same rough shape for the graph of any function y=x^(1/even positive integer)
eg: x^1/2, x^1/4, x^1/6…

62
Q
A

Note, same rough shape for the graph of any function y=x^(1/even odd integer >1)
eg: x^(1/3), x^(1/5), x^(1/7)…

63
Q
A

Note, same ROUGH shape for the graph of any function y=1/x^(odd integer >1)
eg: 1/x^(3), 1/x^(5), 1/x^(7)…

64
Q
A

Note, same ROUGH shape for the graph of any function y=1/x^(even integer >1)
eg: 1/x^2, 1/x^4, 1/x^6…

65
Q

Formula for completing the square