Exams

If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

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’.

When a student works on a mathematical problem, (1)/ he comes to a stage beyond which he do not (2)/ know how to proceed, and where he is in doubt and perplexity. (3)/ No error (4)

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.

Of the three activities of thought, word and deed, perhaps thought is the most ______ and powerful force, for it is the ______ of the other two. Success is achieved twice, once in the mind and the second time in the real world. No matter in whose mind thought occurs; its laser-like energy seeks a target. That’s why we give so much importance to ______, seeking divine blessings before ______ on any project as we know that positive thinking is a strong force that can be ______ for the welfare and success of all.

that can be ______ for the welfare

Who among the following is addressed as the Chairman of Rajya Sabha?

If 9x - 6(3 - x) = 12, then the value of x is

Who invented logarithms?

For triangle ABC, find equation of median AD if co-ordinates of A, B and C are (-1,-3), (5,-4) and (3,2) respectively?