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GRE Quant > GRE Quant > Flashcards

GRE Quant Flashcards

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1
Q

Odd +/- Odd=

A

Even

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2
Q

Even +/ Odd=

A

Odd

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3
Q

Even +/- Even=

A

Even

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4
Q

Odd x Odd=

A

Odd

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5
Q

Even x Odd=

A

Even

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6
Q

Even x Even=

A

Even

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7
Q

Product or Quotient of 2 numbers of the same sign (+ or -)=

A

Positive

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8
Q

Product or Quotient of mixed pair (one + one -)=

A

Negative

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9
Q

Variables inside absolute value bars

A

Produce a positive and a negative result

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10
Q

How to solve inequalities

A

Inequalities are solved in the same way as equations, except if both sides are multiplied or divided by a negative number the inequality sign is reversed.

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11
Q

Adding or subtracting fractions

A

Find a common denominator and convert both fractions, add or subtract numerators

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12
Q

Multiplying fractions

A

multiply the numerators and multiply the denominators

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13
Q

Dividing fractions

A

Invert denominator—multiply.

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14
Q

Negative exponent

A

Exponent is on the wrong side of a fraction line

ex. x^(-4) = 1/x^4

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15
Q

Multiplying exponents

A

Add exponents

x^2)(x^3)=x^5

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16
Q

Dividing exponents

A

Subtract exponents

(x^8/x^4)=x^4

17
Q

Power to a power

A 
multiply exponents
(x^2)^4=x^8
18
Q

power to a product

A

Distribute across all terms

(2c)^4=16c^4

19
Q

power of a quotient

A

Apply to numerator and denominator

(5/w)^3=125/w^3

20
Q

Power of a negative quotient

A

Apply to numerator and denominator and invert

(x/5)^-2=x^-2/5^-2=5^2/x^2=25/x^2

21
Q

Negative exponents

A

Move exponential factor to denominator to create a positive exponent
3x^-4=3/x^4

22
Q

Zero exponents

A

any number ^0=1

23
Q

Find x intercept

A

Set y to 0 and solve function

24
Q

Find y intercept

A

Set x to 0 and solve function

25
Q

Solve by elimination

A

When you have two equations with two variables, you can multiply one by a number that makes one variable cancel out, solve for the remaining variable, and plug that solution in to find the other variable

GRE Quant (1 decks)

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