If x = 2 and y = 4, then \((\frac{x}{y})^{x-y}+(\frac{y}{x})^{y-x}\)�

1.	If x = 2 and y = 4, then \((\frac{x}{y})^{x-y}+(\frac{y}{x})^{y-x}\) =A. 4B. 8C. 12D. 2
Answer» (2/4)² ^{– 4} + (4 / 2)^{4 – 2} = (1/2)^-2+ 2² = 2² + 2² = 8

If x = 2 and y = 4, then \((\frac{x}{y})^{x-y}+(\frac{y}{x})^{y-x}\) =A. 4B. 8C. 12D. 2

Answer»

(2/4)² ^{– 4} + (4 / 2)^{4 – 2}

= (1/2)^-2+ 2²

= 2² + 2²

= 8