Homework CHeck

3.2 number systems, Rational & Irrational

Imaginary Numbers Real Numbers

Imaginary Numbers Real Numbers Rational Numbers Irrational Numbers Integers Whole Numbers Counting/Natural Numbers Complex Numbers

Into which groups does each number go? Natural Whole Integer Rational Irrational Real Imaginary Complex -8 5 3+2i 7 4 9 7i

Into which groups does each number go? Natural Whole Integer Rational Irrational Real Imaginary Complex -8 5 3+2i 7 4 9 7i

Rational vs. Irrational

Rational Numbers  

Irrational Numbers Any number that CAN’T be written in the form of where a and b are both integers. Anything that results in a non-repeating, non-terminating decimal is irrational. If the decimal stops or repeats, it’s rational.

Operations Classify the following as rational or irrational: 1) 2) 3) Why do you think this is? Is there a rule we can follow?

Operations Classify the following as rational or irrational: 1) 2) 3) 4) Why do you think this is? Is there a rule we can follow?