Friday

August 22, 2014

August 22, 2014

Posted by **Joshua** on Sunday, March 17, 2013 at 10:56pm.

Prove.

2^n + 2^n = 2^(n+1)

I posted this before however apparently I need something more indepth in terms of the # of steps.

- math -
**Hasane**, Sunday, March 17, 2013 at 11:02pmA quantity of oxygen gas had 16.32 g of the radioactive isotope oxygen-19 in it. When measured exactly 10 minutes later, the amount of oxygen-19 was 0.964 g. What is the half-life, in seconds, of oxygen-19?

- math -
**Hasane**, Sunday, March 17, 2013 at 11:03pmwoops

- math -
**Hasane**, Sunday, March 17, 2013 at 11:03pmlet me repost this elsewhere

- math -
**Joshua**, Sunday, March 17, 2013 at 11:04pmlol

- math -
**Reiny**, Sunday, March 17, 2013 at 11:46pmLS = 2^n + 2^n

= 2(2^n)

= 2(n+1)

= RS

**Related Questions**

Grammar - If I have two transition words, do I need commas for both of them? ...

College Math : Linear Algebra - Suppose A is a square matrix satisfying the ...

math - Let f:A->B, where A and B are nonempty, and let T1 and T2 be subsets ...

IB HL Math - I need to that if there is better way to prove the following: I am ...

english - I need to rewrite this sentece getting rid of unnecessary or redundnt ...

Geometry - Can you just help me with this thanks Directions: Tell which property...

math - My math teacher wants us to prove that all of our answers are correct. ...

Don't understand this Geometry question - Isosceles triangle XYZ is placed on a ...

Algebra I? - ((x-3)/(x+1)) > 5 I get x < - 2 everytime I solve it, but ...

Social studies - Well I posted this earlier, and this is what it said What are ...