Q. 294.0( 10 Votes )

For what value of

Answer :

Let us take n = 1.


21 × 51 = 10


So, for no value of n, 2n × 5n ends in 5.


No value of n


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Has the rational RD Sharma - Mathematics

If the rational nRS Aggarwal - Mathematics

Show that there iRS Aggarwal - Mathematics

Express <span lanRS Aggarwal - Mathematics