The variables x and y satisfy the equation y = a × xⁿ, where a and n are constants. The graph of ln y against ln x is a straight line passing through the points (0.31, 4.02) and (1.83, 3.22) as shown in the diagram. Find the value of a and the value of n correct to 2 significant figures.

Transcribed Image Text:

In y 0 (0.31, 4.02) (1.83, 3.22) In x