Saturday
August 2, 2014

Homework Help: math/algebra

Posted by qwerty on Thursday, November 20, 2008 at 10:58pm.

i know how to write/make explicit formulas but i have tried long and hard to find the formula for the sequence 2,7,15,26,40 i know that it increases by "3 more than the last increase" every time but i cant write a equation for it.
it describes the number of total cards of a cardhouse as each bottom layer is added

help

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

algebra - Could someone check my work; 1. Generate the first five terms in the ...
algebra - a student write that an=3n+1 is a explicit formula for the sequence 1,...
another question algebra - write an explicit formula for the sequence 7,2,-3,-8...
Algebra - A = - 113 and A = -213 20 40 this is an arithmetic sequence and i have...
algebra 2 - write an explicit formula for the sequence of 1/2, 3/7, 1/3, 5/19, 3...
math30 - Sequences 1)A sequence has a first term of 24 and every other term is ...
alg - write the explicit formula for the sequence 7,2,-3,-8,-13 and find a 14
algebra - Need help with this one write an explicit formula for the sequence 1/2...
algebra - Robin bought a computer for $1,250. It will depreciate, or decrease in...
math - 51.A sequence t is defined where the first term is 4. Each successive ...

Search
Members