JEE Main Questions
Write the negation of the following statement: New Delhi is a city.
By giving a counter example, show that the following statements are not true.(i) p: If all the angles of a triangle are equal, then the triangle is an obtuse angled triangle.(ii) q: The equation x2−1=0 does not have a root lying between 0
Write the negation of the following statements:(i) p : For every positive real number x, the number x−1is also positive.(ii) q : All cats scratch.(iii) r : For every real number x, either x>1or x<1.(iv) s : There exist
By giving a counter example, show that the following statement is false. If n is an odd integer, then n is prime.
Cheek whether Or used in the following compound statement is exclusive or inclusive? Write the component statements of the compound statements and use them to check whether the compound statement is true or not. Justify your answer. t: you are wet when it rains or you are in a river.
Determine whether the following compound statements are true or false: (i)Delhi is in India and 2+2=4 (ii)Delhi is in India and 2+2=5