statement problems

Some sentences depend on a variable for its truth value (i.e., true or false). e.g., "2+4+6+2n=2n" is true for n=1 but false for n=2, n=3 etc. As the above sentence is definitely true or definitely false for a particular positive integral value of n, the sentence is a stateme..

When transforming statements, check whether you have to change: pronouns present tense verbs (3rd person singular) place and time expressions tenses (backshift) A: My car is blue in colour. B: A says that his car is blue in colour. A: I came to office by car. B: A said that he ..

If A, B and C are any three sets, prove tha..

f : S T, g : T U and h : U V be function then a) (hog)of = ho(gof). b) If each f and g is one-to-one then so is gof. c) If each f and g is onto then so is gof...

The medians of a triangle pass through the same point which divides each of the medians in the ratio 2:1..

If a transversal intersects two lines in such a way that a pair of consecutive interior angles are supplementary, then the two lines are parallel..