Show that the following statement is true by the method of contrapositive.
p: If x is an integer and x^2 is even, then x is also even.

The contrapositive of "if x is old then x is clever", is

Check whether the following statement is true or false by proving its contrapositive. If x, y in Ζ such that xy is odd, then both x and y are odd.

The contrapositive of "if x in A cap B then x in A and x in B ", is

The contrapositive of "if x is healthy then x is wealthy", is

The contrapositive of "if x has courage then x will win", is

The contrapositive of "if x in A cup B then x in A or x in B ", is

The contrapositive of "if x^(2) = 1 then x = 1 " is

Examine whether the following statements are true or false: { x : x is an even natural number less than 6} ⊂ { x : x is a natural number which divides 36}

State whether the following statements are true or false. Give reasons for your answers. The sum of two even number is even .

Which of the following pairs of sets are disjoint { x : x is an even integer } and { x : x is an odd integer}