Saturday

November 22, 2014

November 22, 2014

Posted by **dani** on Sunday, April 25, 2010 at 9:12am.

4i, -4i

- Algebra -
**Reiny**, Sunday, April 25, 2010 at 9:15amfactors would be

(x-4i)(x+4i)

so x^2 - 16i^2 = 0

x^2 + 16 = 0

or x = ±4i

square both sides

x^2 = 16i^2

x^2 = -16

x^2 + 16 = 0

- Algebra -
**SmsUiKrTHPuwAW**, Wednesday, March 21, 2012 at 4:44pmi liked YAY MATH! the best. it was funny but it also taught me alot, of ourcse i doubt i'll remember any of it in the mornin, but i watched the rest of the magician video and learned how to like multiply square routes or whatever, partially. i didn't really like the like math playground place, i got sorta confused there, but i like the like cool math one. i played this game though called like snorzies, i have no idea how i ended up on it, but that wasn't exactly related to math, but i saw some other things that were useful on the cool math page.

**Answer this Question**

**Related Questions**

algebra - write a quadratic equation having the given numbers as solutions. -4 ...

algebra - Write a quadratic equation in the variable x having the given numbers ...

algebra - Write a quadratic equation in the variable x having the given numbers ...

algebra - Write a quadratic equation in the variable x, having the given numbers...

college - Write a quadratic equation in the variable x having the given numbers ...

Math - Write a quadratic equation having the given numbers as solutions. -5 and...

algabra - Write a quadratic equation in the variable x having the given numbers ...

algebra - write a quadratic equation having the given numbers as solutions 6 - ...

Quadratic -Make up a problem - I am supposed to write a quadratic equation in ...

algebra - write a quadratic equation in the variable x having the given numbers ...