Real number system,operations.The idea of set and setoperations

SAT Math Tutorial

Real number system,operations.The idea of set and setoperations


The setof natural numbers,the set of wole numbers,the set of integers numbers,the set of rational numbers,the set of irrational numbers,the set of real numbers.Relationship of the set of the numbers.

Sample Problem

N={1,2,3,…} w={0,1,2,3,…} Z={…-3,-2,-1,0,1,2,3,…} Q={Every # a/b where a,b,are intengers #,and bis not zero.} I={non terminating and non repeating numbers} R=rational# and irrational #



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I have been teaching for 39 years from Prealgebra through AP calculus AB,BC and AP statistics.I know real math and stat ideas and real applications.The big idea in math:Real number system,operations,real number line,the idea of function and rate of change.The theory of functions on real and complex ...
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