(7+√15)^x+(7-√15)^x=128 find x?

The arithmetic sequence a, a+d, a+2d, a+3d, . . ., a+(n−1)d has the following properties:
• When the first, third, and fifth, and so on terms are added, up to and including the last term, the su

Find the wrong number in the following series:
1, 2, 4, 7, 13, 24, 54, 81

The cost of an apple is twice that of a banana and the cost of a banana is 25% less than that of a guava. If the cost of each type of fruit increase by 10%, then the percentage increase in cost of 4 b

What is the relationship between the fractions 14/15 and 37/40.
a, 14/15 = 37/40
b, 14/15 < 37/40
c, 14/15 > 37/40
d, cannot bedetermined

Hello,

I am a Electronics & Communication Engineering student of 2019 batch and I attended the Cognizant recruitment drive (Off-campus) interview round on 15th June 2019. From our year there had been Read More..

As you all know, Infosys written test is the toughest of all MNC's. So, i started preparing for it about 8 days prior. Luckily i got cleared the written test(this is Off campus). They called me f Read More..

This company has a two round
1.Group Discussion
this one seems like a fish market and the person that sits has no interest in what you speak you just have to make yourself audible and make everyone Read More..

Hi All,
It's over one year when I joined TCS.
So, I will tell you some key points that you take care for any interview(specially for freshers.) because I have known from inside that how the TR/MR/HR i Read More..