Wednesday

October 22, 2014

October 22, 2014

Posted by **Anonymous** on Sunday, November 6, 2011 at 7:17pm.

- 9th grade math honors -
**Steve**, Monday, November 7, 2011 at 11:27amTn = a + (n-1)d

T1 = -91 = a

If there are n terms between -91 and -67, then -67 = Tn+2

Tn+2 = -91 + (n+1)d = -67

d = 24/(n+1)

Tn = -91 + (n-1)*24/(n+1)

Check: suppose there are 3 terms between -91 and -67. Then d = 24/4 = 6

T: -91 (-85 -79 -73) -67 -61 ...

**Answer this Question**

**Related Questions**

math - The third and seventh terms of an arithmetic sequence are 10 and 20. 1) ...

math - find the rule for the Nth term of the arithmetic sequence. 11/2, 25/6, 17...

math 213 #18 - A student claims that every prime greater than 3 is a term in the...

math - A student claims that every prime greater than 3 is a term in the ...

Math - Arithmetic Sequences - The sum of the 4th and the 14th term of an ...

Math - A sequence is formed by adding together the corresponding terms of a ...

math - 1. Use the given arithmetic sequence to answer the following problems. ...

Mathematics : Arithmetic Sequence - The 5th term and the 8th term of an ...

math - The 3rd term in an arithmetic sequence is 12, the 7th term is 24, a) How...

Math - 1. Find the 12th term of the arithmetic sequence 2, 6, 10, … . 2. Solve ...