1 / 2

Télécharger la présentation
## ACC QAS W/S #4 Key

**An Image/Link below is provided (as is) to download presentation**
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.
Content is provided to you AS IS for your information and personal use only.
Download presentation by click this link.
While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

**ACCUPLACER®**Module #2 - QAS Worksheet #4 - Key 1**Module #2 Worksheet #4**1. D: The slope is given by the change in y divided by the change in x. The change in y is 2 - 9 = 2, and the change in x is 0 - (-4) = 4. The slope is 2/4 = 1/2. 2. B: The number of ways to order n objects is given by the product 3! 2! 1! ( )( )( ) 1!2! 1!1! 1!1! denominator will cancel one another, with a result of 3! = 3 x 2 x 1 = 6. 3. C: Jane will be choosing four employees out of a set of six applicants, so this will be given by the choice function. The following equation shows the choice function worked out: 6! 6! ( ) 4!(6 4)! 4!(2)! 4. B: Because this isn't a right triangle, SOH-CAH-TOA can't be used. However, the law of cosines can be used. Therefore: 2 2 2 2 2 cos 19 26 c a b ab c NAME: _____KEY_________________ 1 1 1 n n n . ( )( )....( ) 1 3 1 2 1 1 1 This is: . 1! is just 1, and the 2! in the numerator and x x 6 5 4 3 2 1 (4 3 2 1)(2 1) x x x 6 5 2 x x x x x x 6 4 15 x 2 0 2(19)(26)cos42 302.773 Taking the square root and rounding to the nearest tenth results in c = 17.4. 1 4 f 1. 4 f 1). 36 y 9 y x 2 2 5. D: A parabola of the form has a focus (0, f). Because , set x 1. 36 f 9 Solving this equation results in Therefore, the coordinates of (0, the focus are 2

More Related