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Chapter 1 section 2

QuestionAnswer
dependent variable natural numbers P=5H, P is ex; p depends on H [1,2,3,4,5]
independent variable whole numbers p=5H, H is ex; H isn't affected by p [0,1,2,3,4,5]
function integers first variable(ind) corresponds w/ 2nd; dep [.....-3,-2,-1,0,1,2,3,4.....]
range of a function set of values of dep, result from substitution of indep variable
is a function of real numbers dep is a function of indep set of numbers represented by a decimal
input rational numbers substitutions for the indep variable set of # represented by ratios a/b where a and b are integers and b isn't equal to 0
output resulting values of dep variable
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