Introductory and Intermediate AlgebraAddison-Wesley Longman, Incorporated, 1998 - 820 páginas |
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Página xxii
... parentheses . For example , 3 ( 7 ) means 3 7 or 21 . Also 3 ( 45 ) means 3 times the sum of 4 and 5. By the order of operations , the sum in parentheses must be found first , then the product . The next example shows the use of parentheses ...
... parentheses . For example , 3 ( 7 ) means 3 7 or 21 . Also 3 ( 45 ) means 3 times the sum of 4 and 5. By the order of operations , the sum in parentheses must be found first , then the product . The next example shows the use of parentheses ...
Página 1
... parentheses . 2 ( 3 ) - 1 32 + 3 Multiply . - 1 = = 6 35 51555 Add and subtract . ( d ) 923-5 = 7 Divide . Following ... Parentheses and fraction bars are used as grouping symbols to indicate an expression that represents a single number ...
... parentheses . 2 ( 3 ) - 1 32 + 3 Multiply . - 1 = = 6 35 51555 Add and subtract . ( d ) 923-5 = 7 Divide . Following ... Parentheses and fraction bars are used as grouping symbols to indicate an expression that represents a single number ...
Página 64
... parentheses . - Identity property Distributive property Multiply . Using the Distributive Property to Remove Parentheses ( a ) ( 7r 8 ) = −1 ( 7r ) + ( -1 ) ( - 8 ) = -7r + 8 Distributive property Multiply . ( b ) - ( - 9w + 2 ) = -1 ...
... parentheses . - Identity property Distributive property Multiply . Using the Distributive Property to Remove Parentheses ( a ) ( 7r 8 ) = −1 ( 7r ) + ( -1 ) ( - 8 ) = -7r + 8 Distributive property Multiply . ( b ) - ( - 9w + 2 ) = -1 ...
Contenido
An Introduction to the Scientific | 134 |
Success in Algebra | 142 |
1 | 149 |
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Términos y frases comunes
absolute value algebraic angle ANSWERS applied problems binomial CHAPTER Check coefficient Combine terms completing the square complex numbers Cramer's rule determine distance Distributive property Divide domain Evaluate EXAMPLE exponential EXTRA HELP Tutorial feet Find the value given gives graph of f(x graphing calculator greatest common factor HELP Tutorial Tape hyperbola inches integers intersection inverse linear equation logarithms lowest terms MATHEMATICAL CONNECTIONS EXERCISES meters method miles per hour Multiply negative number number line OBJECTIVE one-to-one ordered pairs original equation parabola perfect square polynomial positive number product rule quadratic equation quadratic formula quadratic function quotient rule rational expressions rational number real numbers rectangle represent REVIEW EXERCISES SIDE Simplify slope solution set Solve each equation Solve the equation solve the system standard form Step substituting Subtract symbol system of equations trinomial variable vertex vertical width Write x-intercept y-value y₁ zero