Wednesday, January 7, 2009

last 2 places ...

*** last two places of 399^43???

5 comments:

jatin said...

is the ans 99?

monika b said...

yes yes....gd attempt...can u explain ds..

Mohit Vyas said...

ny no. ending wid 99 when raised to ny power gives 01 on even powers nd 99 on odd powers...

monika b said...

yup yup...ds is d manipulation of binomial only.....explain it by binomial...

aashwi verma said...

it goes lyk dis: [(400-1)^43]/100 so by binomial v r left wid (-1)^43 which gives -1 as remainder i.e. 99