MGMAT CAT Exponentials

[aanchalsinha]

Each of the following equations has at least one solution EXCEPT

A -2n = (-2)-n

B 2-n = (-2)n

C 2n = (-2)-n

D (-2)n = -2n

E (-2)-n = -2-n

Hi all,

I do not quite understand how to tackle a problem like this and what is it that i am solving for? help appreciated.

thanks,

aanchal

[marc.gagnon]

I'm assuming you are referring to this question
http://www.manhattangmat.com/forums/post38711.html?hilit=Each%20of%20the%20following%20equations%20has%20at%20least%20one%20solution%20EXCEPT#p38711

[marc.gagnon]

This posting provides a good explanation

http://www.manhattangmat.com/forums/each-of-the-following-equations-has-at-least-one-solution-t8182.html?hilit=Each%20of%20the%20following%20equations%20has%20at%20least%20one%20solution%20EXCEPT

[aanchalsinha]

hey marc

thanks for the link. clears up things. thanks again

[jnelson0612]

Thanks!