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Dyllan's decks for studying > Math exam > Flashcards

Math exam Flashcards

1
Q

how do you calculate mean

A

Add all the values together then dived by how many numbers there are (the average)

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2
Q

how do you calculate median

A

middle value (when there are 2 calculate the mean of those values) (add them and divide by 2)

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3
Q

how do you calculate mode

A

most repeated value

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4
Q

whats the rate of change

A

The slope value

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5
Q

Whats the inital value

A

Y-int

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6
Q

what is Z-pattern

A

Alternate angles are equal

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7
Q

What is F-pattern

A

corresponding angles are equal

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8
Q

what is C-pattern

A

co-interior angles add up to 180

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9
Q

what is inscribed angle theorem

A

the angle between 2 radius is 2 times bigger then the angle between 2 cords if the radius is intersecting

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10
Q

What is Reflex angles

A

the central angle and the reflex angle they add up to 360 and the central angle is always smaller

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11
Q

improper to mixed

A

Divide numerator by the denominator for your whole number then keep the denominator then times the whole number and the denominator and have the remainder as your numerator

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12
Q

Mixed to improper

A

multiply the whole number and the demominator plus add the numertor for your top number and the bottom remains the same

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13
Q

Fraction into percentage

A

top number divided by bottom number x 100

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14
Q

how to find the percent of a number

A

put the percent into a decimal and times it by the number for example 25% of 40 would be 40x0.25

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15
Q

when it asks you to express as a single power and your see a division sign what do you do with the exponents

A

minus them (Quotient law)

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16
Q

when it asks you to express as a single power and your see a multiplication sign what do you do with the exponents

A

add them (product law)

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17
Q

when it asks you to express as a single power and your see a exponent inside and outside the bracket

A

multiply them (power law)

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18
Q

What is the value if the exponents are equal to zero

A

one

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19
Q

what is a coefficient

A

term beside a variable

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20
Q

what is a constant

A

term that stands alone

21
Q

what is a Monomial

A

A polynomial with one term

22
Q

What is a binomial

A

Polynomial with two terms

23
Q

What is a trinomial

A

A polynomial with three terms

24
Q

how to find the Q0

A

smallest value

25
Q

how to find Q1

A

middle of lower half

26
Q

how to find Q2

A

Middle value

27
Q

How to find Q3

A

middle of upper half

28
Q

How to find Q4

A

largest value

29
Q

how to find y value in a first difference table

A

find what 0 is equal too if there is no zero continue the patter to reach 0 and set that value equal to y

30
Q

when being given 2 sets of points what should you do (determine the slope of the line segment)

A

m=y2-y1/x2-x1

31
Q

if the value if greater then or equal too you put a ? line for inequalitys

A

solid line

32
Q

If an equation is being translated up or down what’s that refering to

A

the y-int

33
Q

If an equation is being Rotated what’s that refering to

A

the m value (slope)

34
Q

what is simple interest

A

simple interest is interest grown on a fixed number in your account

35
Q

what is compound interest

A

compound interest is interest built on a growing number

36
Q

what are natural numbers?

A

Countable numbers without zero

37
Q

what are whole numbers

A

countable numbers plus zero

38
Q

what are integers

A

positive and negative number

39
Q

what are rational numbers

A

a fraction with two integers

40
Q

what are irrational numbers

A

All non repeating decimals example pie

41
Q

what are real numbers

A

all rational and irrational numbers

42
Q

what are imaginary nummbers

A

numbers with the weird j or square rooted

43
Q

what is complex numbers

A

any imaginary or real number

44
Q

what is parallel lines

A

slope= equal
y-int=different

45
Q

what is perpendicular lines

A

slope= negative reciprocals
y-int=same/different

46
Q

when the line is horizontal the slope is

A

zero

47
Q

when the line is vertical the slope is

A

undefined

48
Q
A

Dyllan's decks for studying (23 decks)

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