5*(2^4)*(3^32) =
(A) 5(6^36)
(B) (10^4)(3^32)
(C) (3^34) + (3^32)
(D) (3^35) - (3^33)
(E) (3^36) - (3^32)
For a collection of challenging problems on Exponents and Roots, as well as for the OA & OE of this particular problem, see:
https://magoosh.com/gmat/2014/challengin ... and-roots/
Mike
5*(2^4)*(3^32) =
This topic has expert replies
GMAT/MBA Expert
- Mike@Magoosh
- GMAT Instructor
- Posts: 768
- Joined: Wed Dec 28, 2011 4:18 pm
- Location: Berkeley, CA
- Thanked: 387 times
- Followed by:140 members
- utkalnayak
- Senior | Next Rank: 100 Posts
- Posts: 53
- Joined: Thu Dec 25, 2014 2:23 pm
- Thanked: 1 times
GMAT/MBA Expert
- Mike@Magoosh
- GMAT Instructor
- Posts: 768
- Joined: Wed Dec 28, 2011 4:18 pm
- Location: Berkeley, CA
- Thanked: 387 times
- Followed by:140 members
Dear utkalnayak,utkalnayak wrote:Ans: E
The way I approached was -
[spoiler]3^32(3^4 - 1)[/spoiler]. Is that okay ?
Superb! Yes, very good!
Mike
Magoosh GMAT Instructor
https://gmat.magoosh.com/
https://gmat.magoosh.com/