Show that by counter example that following statement is not true.
If x is an even integer then x is a prime number.

By Giving a counter example show that the following statement is false. If n is an odd integer, then n is prime.

Find counter examples to disprove the following statements: If n is a whole number then 2n^(2) + 11 is a prime .

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.

Give one example each to the following statements. v. A number which is an integer but not a natural number.

Translate the following statements into symbolic form: x and y are even integers.

Write down the contrapositive of the following statements.: If x and y are negative integers, then x.y is positive.

Write the component statements of the following compound statements and check whether the compound statement is true or false. 2 is an even number and a prime number.

Give one example each to the following statements. iii. An integer which is not a whole number

Show that the following statement is true by the method of contrapositive. p: If x is an integer and x2 is even, then x is also even.