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# Algebra Glossary - S a|b|c|d|e|f|g|h|i|l|m|n|o|p|q|r|s|t|u|v|w|x|y|z

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# sample space:

The set of all possible outcomes of an experiment.

# scalar:

The real number that is a factor in scalar multiplication.

# scalar multiplication:

For any scalar c, number, and any m x n matrix A with elements aij, the product of c and A is the in m x n matrix whose elements are caij.

# scientific notation:

The product of a power of 10 and a number greater than or equal to 1 and less than 10.

# second-order determinant:

A determinant with two rows and two columns.

# sequence:

A function dcfined on the positive integers or a subset of consecutive positive integers starting with 1.

# series:

The indicated sum of the terms of a sequence.

# set-builder notation:

A mathematical sentence that "builds" the set by selecting the elements that belong to the set.

# sigma notation:

Expresses the sum of a series.

# slope-intercept form:

The form Y = mx + b of a linear equation in two variables. The slope is m and the y-intercept is b.

# solving a triangle:

Finding all the unknown measures of a triangle.

# square matrix of order n:

A matrix with n rows and n columns.

# square root:

If x^2 = y. then x is a square root of y.

# step function:

A function whose graph resembles a staircase.

# subset:

A set all of whose elements are elements in a larger set.

# standard scores (or --scores):

An expression for each value in a frequency distribution in terms of the number of standard deviations it is above or below the mean.

# substitution:

A method of solving systems of equations by replacing one variable with another variable or variable expression that is equal to it.

# system:

A set of equations having the same variables.

Note: The terms in this collection may not be entirely accurate.
They are for reference only.