Questions

If tan a = √3 + 2, then the value of tan a - cot a is

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'.
No sooner did I come out of my home to go to market (1)/ when it started raining heavily (2)/ which drenched me completely. (3)/ No Error (4)

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

Which one of the following statements is correct?

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the marginal revenue is zero.

In general enzymes are what kinds of molecules?

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.

The English language is ___________ complex in character that it can scarcely be learned by rule, and can __________ be mastered by the study of such idioms and phrases as are provided in this book; but just as care must be taken to place every accent or stress _________ the proper syllable in the ______________ of every word it contains, so must the stress or emphasis be placed on the proper word in ___________ sentence spoken.

proper word in ___________ sentence spoken.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

______ people in slum areas have access to toilets even in Delhi.