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the square of a binomial will always result in the trinomial a2 + 2ab + b2 if the binomial consisted of the square of the sum of two variables (a + b)2 ; or it will result in the trinomial a2 - 2ab + b2 if the binomial consisted of the square of the difference between two variables (a - b)2
the first non-zero digit in a decimal fraction. It can appear before or after the decimal comma...
a function that describes a relationship between two variables, at least one of which has an...
involving an equal likelihood that each outcome may occur.
statistical data organised in a table. The data may be grouped or ungrouped.