MATH QUIZ Flashcards

0
Q

Irrational numbers:

A

A number that cannot be written as the radio of intergers

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1
Q

Intergers?

A

The set of whole numbers and their opposites

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2
Q

Perfect cube:

A

A number that can be written as the cube of an interger

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3
Q

Perfect square

A

A number with integers as its square roots

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4
Q

Pythagorean theorem:

A

In any right triangle, the sum of the squares of the lengths of the legs is equal to the square of the length of the hypoten use

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5
Q

Cube root

A

A number that, when multiplied by itself, and then multiplied by itself again, equals a given number.

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6
Q

Rational numbers

A

A number that can be written as a / b

Where a and b are integers and b // 0

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7
Q

Real numbers

A

The set of all rational and irrational numbers

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8
Q

Square root

A

A number that, when multiplied by itself, equals a given number.

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9
Q

Theorem

A

A rule in mathematics

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10
Q

Whole numbers

A

The numbers 0, 1 , 2 , 3 , 4 …

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11
Q

Scatter plot

A

A graph that shows the relationship between two data sets using ordered pairs in a coordinate plane

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12
Q

Can PI= 3.14 be written as a fraction

A

No it can’t

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13
Q

Is PI and irrational or rational number ?

A

Irrational

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14
Q

Do irrational numbers end?

A

Do they do not end, they go on forever

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15
Q

Which one of these are irrational numbers

√36 √5 √100 √49

A

√5

16
Q

If rational numbers are fraction can the denominador be “ 0 ”

A

No it can’t integers do not include 0

17
Q

What do rational numbers include?

A
  • Intergers
  • Fractions and mixed numbers.
  • Any decimal that terminates or repeats.
18
Q

What’s another name for the symbol, square root?

A

Radical