If x + (1/x) = 5 Then x2 + 1/x2= 23 and x3 + 1/x3 = 110 so x5 + 1/x5 = (x2 +1/x2) (x3 +1/x3) - (x + 1/x) x5 + 1/x5= (23 × 110) - (5) => 2530 - 5 = 2525 Formula used: If x + 1/x = a x2 +1/x2 = a²- 2 x + 1/x = a x3 +1/x3= a³ - 3a
If HOARDING is coded as NGQZHCFM, then how would TREATISE be coded?
Heavier coins are costlier. Ram’s coin is heavier than Mohan’s and costlier than Ramesh’s. Naresh’s coin is costlier than Ram’s but lighter th...
Four of the following five figures are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group?
Rubi and Juhi are sisters. Krishna is Johi's father's father. Reshms in the mother of Arvind. Arvind is the father of Rohit,
who is the only brot...
Select the set in which the numbers are related in the same way as are the numbers of the following set.
(NOTE : Operations should be performed o...
Identify the missing figure from the answer figures to complete the matrix given below.
Six boys-P, Q, R, S, T and U- are sitting around a circular table, not necessarily in the same order. P and S are sitting together. Neither Q nor T is s...
A paper is folded and cut as shown below. How will it appear when unfolded?
