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ALGEBRA CHAPTER 1- MCGRAW HILL EXAM LATEST VERSION–REAL EXAM QUESTIONS–A GRADE

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ALGEBRA CHAPTER 1- MCGRAW HILL EXAM LATEST VERSION–REAL EXAM QUESTIONS–A GRADE Independent Variable - Answer-The variable in a function whose value is subject to choice. Dependent Variable - Answer-The variable in a relation whose value depends on the value of the independent variable. ...

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ALGEBRA CHAPTER 1- MCGRAW HILL
EXAM LATEST VERSION–REAL EXAM
QUESTIONS–A GRADE
Independent Variable - Answer-The variable in a function whose value is subject to
choice.

Dependent Variable - Answer-The variable in a relation whose value depends on the
value of the independent variable.

Function - Answer-A relation in which exactly one element of the range is paired with
each element of the domain.

Intercept - Answer-The point at which a line or curve cuts across another line, curve, or
surface.

Line Symmetry - Answer-Figures that match exactly when folded in half have line
symmetry.

End Behavior - Answer-Describes the values of a function at the positive and negative
extremes in its domain.

y-intercept - Answer-The y-coordinate of the point where the line crosses the y-axis

x-intercept - Answer-The x-coordinate of the point where the line crosses the x-axis

A function is positive... - Answer-where its graph lies above the x-axis

A function is negative... - Answer-where its graph lies below the x-axis

A function is increasing... - Answer-where the graph goes up when viewed from left to
right

A function is decreasing... - Answer-where the graph goes down when viewed from left
to right

Extrema - Answer-Relative high or low function values

Relative minimum - Answer-A point on the graph of a function where no other nearby
points have a lesser y-coordinate.

, Relative maximum - Answer-A point on the graph of a function where no other nearby
points have a greater y-coordinate.

Perimeter - Answer-The distance around a geometric figure

Base - Answer-In an expression of the form x^n, the base is n.

Reciprocal - Answer-Two numbers whose product is 1 (aka multiplicative inverses)

Reflexive Property - Answer-a = a

Symmetric Property - Answer-If 8 = 2 + 6, then 2 + 6 = 8

Transitive Property - Answer-If 6 + 2 = 7 + 1 and 7 + 1 = 8, then 6 + 2 = 8

Substitution Property - Answer-If n = 11, then 4n = 4 • 11

Like Terms - Answer-Expressions that contain the same variables to the same power

Simplest Form - Answer-An expression is in simplest form when it contains no like
terms or parentheses.

Open Sentence - Answer-A mathematical statement that contains algebraic expressions
and symbols.

Solving - Answer-Finding a value for a variable that makes a sentence true

Replacement set - Answer-a set of numbers from which replacements for a variable
may be chosen

Set - Answer-A collection of objects of numbers that is often shown using braces.

Element - Answer-Each object or number in a set.

Solution set - Answer-The set of elements from the replacement set that make an open
sentence true.

y-axis - Answer-the vertical axis on a coordinate plane

x-axis - Answer-the horizontal axis on a coordinate plane

x-coordinate - Answer-the first number in an ordered pair. It represents the horizontal
placement of the point.

y-coordinate - Answer-the second number in an ordered pair. It represents the vertical
placement of the point.

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