Math Section Flashcards

0
Q

Square root of 2

A

1.4

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1
Q

Square root of 1

A

1

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2
Q

Square root of 3

A

1.7

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3
Q

Square root of 4

A

2

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4
Q

X^2 can be…

A

Positive or negative

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5
Q

Square root of 144 can only be….

A

Positive 12, not negative… It is within the symbol thingy

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6
Q

When multiplying or dividing both sides of an INEQUALITY by a negative number…

A

The direction of the inequality symbol must change

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7
Q

x^2 + 2xy + y^2 is the same as

A

(x + y)^2

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8
Q

0.2 in fraction form

A

1/5

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9
Q

0.4 in fraction form

A

2/5

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10
Q

0.6 in fraction form

A

3/5

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11
Q

0.8 in fraction form

A

4/5

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12
Q

Percent increase or decrease is

Formula

A

Difference / original

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13
Q

Bell curve percentages for standard deviation questions?

A

2, 14, 34, 34, 14, 2

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14
Q

When you see a chart in math, pay attention to…

A

Info in titles; asterisks, footnotes, parentheses, and small print; units (per second, in millions, etc)

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15
Q

Area of a triangle

A

1/2 x base x height