Mary Jane Sterling - Algebra I All-in-One For Dummies
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- Название:Algebra I All-in-One For Dummies
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Algebra I All-in-One For Dummies: краткое содержание, описание и аннотация
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is the key! With it, you’ll get everything you need to solve the mystery of Algebra I.
This book proves that algebra is for everyone with straightforward, unit-based instruction, hundreds of examples and practice problems, and two quizzes for every chapter – one in the book and another (totally different!) online. From graph and word problems to the FOIL method and common algebra terminology,
walks you step-by-step through ALL the concepts you need to know to slay your Algebra I class.
In this handy guide, you’ll also:
Receive instruction and tips on how to handle basic and intermediate algebraic tasks such as factoring and equation simplification Banish math anxiety forever by developing an intuitive understanding of how algebra works Get a handle on graphing problems and functions, as well as inequalities and word problems
is a must-read for Algebra students looking for an everything-in-one-book supplement to their coursework, as well as anyone hoping to brush up on their math before tackling a related subject, such as physics, chemistry, or a more advanced math topic.
and
.The largest common factor of x and 6 is 1. The least common denominator is their product: 6 x. Break it down:
and
.
and
.The largest common factor of x and
is 1. Their least common denominator is their product:
. Here’s the long of it:
and
.
,
, and
.The least common denominator of fractions with denominators of 2, 3, and 5 is 30. Write it out:
,
, and
.The last two denominators,
and
, have a common factor of x . And the product of all three denominators is 6 x 2. Divide the product by x and you get 6 x . In long hand:
.The least common denominator is 24.
.The least common denominator is 15.
.
.
.Here’s a chance to use the box method.
.
.Go ahead and put the negative sign in front of the work in the first step. With one of the three fractions being negative, you know that the answer will be negative.
.Change the first fraction to a mixed number.
.This time the answer is positive, because there are two negative fractions in the problem.
.The answer will be positive, because there are two negative fractions.