# Algebra I Is Easy! So Easy

Team Rock Press, 2006 - Education - 408 pages
Rock takes readers through the standards, one-by-one, to learn what is required to master Algebra I. (Education/Teaching)

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Page 337 - Equal to != Not equal to > Greater than < Less than >= Greater than or equal to...
Page 338 - Pythagorean theorem The square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of the lengths of the two legs of the right triangle.
Page 248 - It is my hope that by the time you reach the end of this book you will have acquired both of these skills.
Page 70 - To find the equation of a line perpendicular to a given line. In the general formula (37) let II =90°, v sin. (yx ± If) = + cos. yx ; v the equation sought is (A cos. yx — ъ)у — (в соа.уx — A) x + с
Page 19 - Remember that the inequality sign 'flips' when both sides of the inequality are multiplied or divided by a negative number.
Page 139 - Students apply algebraic techniques to solve rate problems, work problems, and percent mixture problems. PENCIL ONLY • DO NOT WRITE ON TEST • SELECT THE BEST ANSWER • DO YOUR OWN WORK! IF YOU CHANGE YOUR ANSWER, ERASE VERY WELL!