In n is an even integer, which one of the following is an odd integer?

In n is an integer, which of the following CANNOT be an integer?

If n is a positive even integer,which of the following will always be integers (sqrt(2)+1)^(n)+(sqrt(2)-1)^(n)

If k^(2)-25 is an odd integer then which one of the following values gives the even number?

If a is an even positive integer and b is an odd positive integer, then which of the following statement is true?

If a is an even positive integer and b is an odd positive integer, then which of the following statement is true?

State the converses of the following statement. In each case, also decide whether the converse is true or false.:- If n is an even integer, then 2n + 1 is an odd integer.

Show that ((sinA+sinB)/(cosA+cosB))^(n) + ((cosA-cosB)/(sinA-sinB))^(n) = 2 "tan"^(n) (A+B)/2 when n is an even integer, 0, when n is an odd integer.

Suppose p is even and q is odd. Then which of the following CANNOT be an integer?