Monday

April 21, 2014

April 21, 2014

Posted by **sh** on Tuesday, June 16, 2009 at 9:25pm.

x+3x²+9x³+...

3x²/x

what are the next steps?

Thanks in advance.

- Math -
**drwls**, Wednesday, June 17, 2009 at 12:33amThe ratio of succesasive terms is 3x. This must be less than 1 for the infinite series to have a finite sum. Therefore x < 1/3 is required.

- Math -
**sh**, Wednesday, June 17, 2009 at 2:08amThanks!

**Related Questions**

sum geometric series - what is the sum of geometric infinite series 3/2+ 9/16+ ...

Algebra - (3x+4)/(3x-4)+(3x-4)/(3x+4) --------------------------- Divide top by ...

algebra - 1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b....

algebra - 1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b....

algebra - 1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a.15 b....

algebra(check) - 1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 a...

CALC II - Determine the convergence of the following series using the nth-...

Intermediate Algebra - Solve using the substitution method. Show your work. If ...

math - 1)Find a1 in a geometric series for which Sn=300,r=-3,and n=4 A)15 B)15/2...

COLLEGE CALCULUS. HELP! - Let f(x)=(-3x^2+6)^4(9x^2+7)^14, Find f'(x). f'(x)= (-...