Math Reviewer

To add or subtract rational expressions with the same denominator, Copy the __________ and add or subtract the _______.

• denominator, numerators

• numerator, denominator

• variable, numbers

• LCD, numbers

Solve

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When finding the LCD, factor each _____________ into prime factors.

• Denominator

• Numerator

• Variable

• Exponent

Find the LCD of

• LCD= 18a²bz²

• LCD= 6a²bz²

• LCD= 12a²z²

• LCD= 90bz²

What is

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What is a pair of numbers that locate a point on the cartesian plane?

• Variables

• Exponents

• Coordinates

• Numbers

What is another term for x-coordinate?

• x-axis

• Abscissa

• x line

• Ordinate

_________________ is the intersection of x-axis and y-axis with the coordinates (0,0)

• Cross

• Center

• Middle

• Origin

What is the coordinate of point B?

• (3,-3)

• (-4,-3)

• (-3,-3)

• (-3,-4)

How many m east and how may m north is the school from the house?

• (4 m East, 3 m North)

• (4 km East, 3 m North)

• (5 m East, 4 m North)

• (3 m West, 6 m South)