Algebra I essentials for dummies: Profiles in Compound-technology Innovation

Just the critical concepts you need for cramming, homework help, and reference Whether you′re cramming, you′re studying new material, or you just need a refresher, this compact guide gives you a concise, easy–to–follow review of the most important concepts covered in a typical Algebra I course.

Free of review and ramp–up materials, it lets you skip right to the parts where you need the most help.

It′s that easy! Set the scene — get the lowdown on everything you′ll encounter in algebra, from words andsymbols to decimals and fractions Plant your roots (and exponents) — find out how powers and roots factor into algebra problems Play by the rules — follow alongside easy–to–grasp explanations to solve linear, quadratic, and cubic equations Get a grip on graphing — learn how to graph a line, incorporate intercepts, and compute slopes Tell a story — discover how to use algebra to solve everyday problems, from making sense of financial investments to calculating distance formulas Open the book and find: Quick, focused lessons on key topics The basic rules of algebra How to change decimals tofractions (and vice versa) Guidance on getting numbers and variables to cooperate Tips for facing the factoring method When to use FOIL How to work with inequalities Sample equations for you to test your skills Warning signs of algebraic pitfalls Learn to: Exactly what you need to know to ace Algebra I The "must–know" formulas and equations Concise coverage of key topics