Questions

What is the difference of the factors of the expression x2 + (1/x2) – 6?

If k is the largest possible real number such that p4+q4=(p2+kpq+q2)(p2-kpq+q2),then the value of k is

__________ is the 2016 Oscar Winner for Best Director.

What is the reflection of the point (4, -3) in the line y = -2?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

It was being hard to believe(A)/that my brother could be(B)/involved with anything so sinister.(C)/No error(D)

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

A century later, the philosophy community needs to take __________ the new challenge of moral deliberation on the most pressing issues of our difficult times. We have to revoke the suspension of ethics and morality ____________ our lives by initiating a dialogue on it. Foregrounding ethics, however, ___________ means undermining the epistemological or ontological questions that are inevitably there. One such beginning can be made by anchoring moral ________________ in fairness and justice —one founded on obligatory fairness towards the people and the planet, towards the earth and the environment, and above all justice towards one_________.

and above all justice towards one _________.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

With all this my mind wandered back to my brother who (had gone) to play basketball.

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

One can achieve reward by hard work.