body{margin:0;} noscript{z-index: 10000; position: fixed; display: block; height: 100%; width: 100%; background: #fff;} noscript .fa{font-size: 40px; display:block; color: #daa520;} noscript div{margin-top: 6%; padding-left: 20px; padding-right: 20px; text-align: center;} ! You must have JavaScript enabled to use this site.

Pearson Algebra 1 Common Core, 2011

PA

Pearson Algebra 1 Common Core, 2011 View details

7. Arithmetic Sequences

Continue to next subchapter

Exercise 53 Page 280

Substitute $2,$ $4,$ and $11$ for $n .$

Second: $- 3.2$
Fourth: $- 5.4$
Eleventh: $- 13.1$

Practice makes perfect

To find certain terms in a sequence described by an explicit formula, substitute the number of the desired term into the given formula to get the term's value.

A (n) = - 2.1 + (n - 1) (- 1.1)

A shortcut to better grades

Download the app and create a free account to view full content

Subchapter links

Lesson Check p.278

Practice and Problem-Solving Exercises p.279-281

Standardized Test Prep p.281

Mixed Review p.281