Math quiz 1.0-1.4
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what does the parent function y= x represent and state the domain and range
-A linear line -{x e R} -{y e R}
what does the parent function y=x² represent and state the domain and range
-a quadratic parabola -{x e R} -{y e R/ y >/ 0}
what does the parent function y=√x represent and state the domain and range
-Radical line -{x e R/ x>/ 0} -{y e R/ y >/ 0}
what does the parent function y=1/x represent and state the domain and range
-Reciprocal function -{x e R/ x does not equal 0} -{y e R/ y does not equal 0}
what does the parent function y=|x| represent and state the domain and range
-Absolute value (v shape parabola) -{x e R} -{y e R/ y >/ 0}
what is a natural number
all positive whole numbers above zero
what is a whole number
all positive whole numbers including zero
what is an integer
all positive and negative whole numbers
what is a rational number
any integer ratio fraction but the bottom cant be zero
what is an irrational number
any number that can not be expressed in ratio
what is a real number
any number
what is complex numbers
imaginary numbers for example square root of -3