For the integer `n` , if `n^3` is odd, then which of the following statements are true? `n` is odd. II. `n^2` is odd. III. `n^2` is even (a) I only (b) II only (c) I and II only (d) I and III only

If n=1+x, where x is the product of four consecutive positive integers,then which of the following is/are true? n is odd II.n is prime III.n is a perfect square.(a) I only (b) I and II only (c) I and III only (d) None of these

If x backslash and backslash y are negative,then which of the following statements is/are always true? x backslash+backslash y is positive.II xy is positive.III.x backslash is positive.I only (b) II only (c) III only (d) I and III only

If x-y=8, then which of the following must be true? Both x and y are positive.II.If x is negative,y must be positive III.If x is negative,y must be negative.(a) I only (b) II only (c) I and II (d) III only

Given n=1+x and x is product of four consecutive integers. Then which of the following is true? I n is an odd integer II. n is prime. III. n is a perfect square. Only I is correct (b) Only III is correct (c) Both I and II are correct (d) Both I and III are correct

In Figure, which of the following statements must be true? (i) a+b=d+c (ii) a+c+e=180^0 (iii) b+f=c+e (a) (i) only (b) (ii) only (c) (iii) only (d) (ii) and (iii) only

Write the contrapositive of the statement: “If the integer n is odd, then n^2 is odd."

In Figure,which of the following statements must be true? a+b=d+c (i) a+c+e=180^(@)b+f=c+e(i) only (b) (ii) only (iii) only (d) (ii) and (ii) only

Show that the following statement is true: The integer n is even if and only if n^2 is even

Show that the following statement is true: The integer n is even if and only if n^(2) is even