Errata – Algebra, 5th Edition
Cover for 5th Edition
Release Date:
April 24, 2012
5.0
Page | Loc | Description | Erroneous Text | Correction |
---|---|---|---|---|
19 | Mid | The answer for #3 is incorrect. -11 1/2 shouyld be -12 1/2. | -25/2 or -11 1/2 | -25/2 or -12 1/2 |
121 | Bot | The expression that contains the 4th root of x^3 is missing an equal sign. | ||
151 | Top | The third line in the chart is incorrect. When the input is 0, the (x, y) coordinates should be (0,1), NOT (1, 0). | ||
127 | Top | In the explanation to #2, the fraction (x+1)/x should be raised to the -2, not to the 2.. | ||
171 | Mid | In the explanation for #3, “Case 2” is written incorrectly. Case 2 is for the situation where x < 0. |
Case 2: x > 0
4/x < 1/3 12 > x |
Case 2: x < 0
4/x > 1/3 12 > x |
115 | Bot | The example problem should specify abc does not equal 0. | ||
87 | Bot | The last sentence of the explanation for #5 should say root(12), not root(6). | The competitive edge has increased from root(2) to root(6). | The competitive edge has increased from root(2) to root(12). |
129 | Bot | The explanation for #8 should say that Statement 1 is INSUFFICIENT and that Statement 2 is SUFFICIENT. |