Saturday

April 19, 2014

April 19, 2014

Posted by **Anonymous** on Sunday, October 16, 2011 at 5:08pm.

- arithmetic progression -
**Reiny**, Sunday, October 16, 2011 at 5:19pma = 7

a+9d = 2(a+d)

9d +a = 2a+ 2d

7d = a

7d=7

d=1

19th term = a+18d =7+18(1) = 25

- arithmetic progression -
**Anonymous**, Tuesday, January 29, 2013 at 4:24ama=7,a+9d=2(a+d),9d+a=2a+2d,7d=9,7d= 7,d=1,19th term=a+18d=7+18(1)=25

- arithmetic progression -
**PRAISE**, Tuesday, March 4, 2014 at 11:05am14

**Related Questions**

AP Calculus - The 9th term of an arithmetic progression is 4+5p and the sum of ...

Maths - 1..The first 2 terms of a geometric progression are the same as the ...

maths - 1) The first term of arithmetic progression is -20 and the sum of it's ...

Maths - Arithmetic Progression - The fourth term of an AP is 8 and the sum of ...

arithmetic - Each term of a progression is determined by adding 0.5 to the ...

arithmetic - an arithmetic progression has 20 terms. the sum of all the even ...

Geometric progression - The second term of a geometric progression is 12 more ...

AP calculus - The sixth term of an Arithmetic Progression is 23 and the sum of ...

arithmetic progression - the 9th term of an AP is 52 while the 12th term is 70. ...

AP calculus - Given an arithmetic progression -7,-3,1,..., state three ...