SAMPLE QUESTIONS
1. Which of the following statements is false?
a) (-1)
^{n} = -1, if n is an odd integer
b) For any rational number a, a
^{0} = 1
c) If 4 x 8
^{m} = 2
^{5} then m = 1
d) None of these
2. If $x^{y}$ = $y^{x}$, then $\left (\frac{x}{y} \right )^\frac{x}{y}$ is equal to
a) $x^{\frac{x}{y}}$
b) $x^{\frac{x}{y} - 1}$
c) $x^{\frac{y}{x}}$
d) $x^{\frac{y}{x} - 1}$