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real and complex num
Term | Definition |
---|---|
real numbers | the set of real number is the union of the set of rational and irrational number. |
Terminating fractions | a decimal that has an end digit. when you divide the numerator with denominator and if you end up with 0 then you have terminating decimal fraction. |
non terminating decimal fractions | non-terminating decimal fractions are the one that doesn't have an end term. it has infinite numbers |
there are two types of non-terminating decimal fraction | recurring and non-recurring decimal fractions |
non-terminating recurring decimal fractions | those which has a pattern of digit repetition in the decimal number.ex: 1.55555.... |
non-terminating non-recurring decimal fraction | those who does not have any pattern digit repetition in the decimal number. ex: 3.12567509..... |
number line | it's a line on which we represent the real number (R) at both sides of the 0. the numbers are also whole (W) and integers (Z) |