ALGEBRA 1-AA JOURNEY THROUGH TIME

NUMBER SETS•Real numbers•Imaginary numbers•Rational numbers•Irrational numbers

A number that when squared gives a positive number

A number that when squared gives a negative number

A number that can be made by dividing two integers

A number that has a decimal that goes on forever without repeating

RATIONAL NUMBERS•Fractions/Decimals•Integers•Zero•Natural Numbers

NUMBER SETS

TIME LINE•1800 BC – BABYLONIANS SHOW KNOWLEDGE OF PYTHAGOREAN

SQUARES (FOUND A LIST OF THEM ON A CLAY TABLET)•1700 BC – STONEHENGE WAS BUILT (RICHARDSON W. H., P. 1)•1650 BC – EGYPTIANS DEMONSTRATE KNOWLEDGE OF MATH

OPERATIONS (PLUS) AND WORD PROBLEMS•1600 BC – BABYLONIAN TABLETS FOUND THAT SHOW SIGNS OF

BASIC ALGEBRA (ONE EQUATION 2A+3=7), FRACTIONS, QUADRATIC AND CUBIC EQUATIONS, AND SQUARE ROOTS

TIME LINE•1300 BC – EGYPTIANS PLAY A VERSION OF TIC TACK TOE SIMILAR

TO THE GAME TODAY. •776 BC – THE FIRST OLYMPIC GAMES WERE HELD IN GREECE•360 BC – GEOMETER USES INEQUALITY IN A GEOMETRIC PROOF

OF EXHAUSTION •300 BC – EUCLID WROTE HIS BOOK ON GEOMETRY, THE

ELEMENTS•250 BC – ARCHIMEDES MAKES PI (22/7) AND FORMULAS FOR

FINDING AREA OF SHAPES

WHY USE MATH?

IDENTIFY

1323

2 3.3 362

0 9227

PRACTICE MORE!

•JUST WORK ON 1-4 FOR NOW