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Scalar
Any real or
complex number.
Scientific
notation
In scientific
notation, numbers appear as a number greater than or equal to 1
and less than 10 multiplied by some power of 10. For example,  .
Segment
A part of a
line or curve lying between two of its points.
Set
A
set is a collection of objects,
and these objects are called the elements of the set. In mathematics,
we usually consider sets of numbers. For example,  is
the set of integers.
Sign
The positive
or negative of a number, quantity or expression.
Similar
Two plane figures
are similar if their corresponding angles are equal and their corresponding
sides are in proportion.
Simplify
To reduce an
expression to a simpler form.
Slope
The slope of
a straight line is the ratio of the rise to the run of any two distinct
points on the line or segment. Linear
Equations
Solution
set
The set of all
solutions to an algebraic equation or system of equations..
Solve
To find the
value or set of values of the variables that satisfy an equation
or system of equations.
Linear
Equations
Square
A plane geometric
figure with four sides of equal length and four right angles ran
equilateral rectangle.
Square
bracket
Either of the
pair of brackets, [ and ].
Removing
Parenthesis
Squared
Raised to the
second power, having exponent 2.
Square
number
An integer that
is a perfect square of another integer.
Square
root
A number or
quantity that when multiplied by itself is equal to a given number
or quantity. For example -3 and 3 are square roots of 9, since (-3)2
and (3)2 are equal to 9.
Subtract
To calculate
the difference between a pair of given quantities by subtraction.
Subtrahend
The number to
be subtracted from another (the minuend).
Sum
The result of
the addition of two or more expressions.
Summand
A number or
quantity to be added to others.
Symbol
A letter or
sign used to represent a number, quantity, function, etc. For example
 represents
the ratio of circumference over its diameter, e represents the base
of the natural logarithm, etc.
System
A set of equations
or inequalities that are to be solved simultaneously.
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