Examlex
Which of the following describes Questia?
Decimal Notation
A way of expressing numbers that uses a decimal point to separate the whole part from the fractional part.
Expression
A combination of symbols and numbers that represent a mathematical operation or relation.
Difference
The result of subtracting one number from another, or the operation of subtraction itself.
Polynomials
Algebraic expressions that consist of variables and coefficients, combined using only addition, subtraction, multiplication, and non-negative integer exponents.
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