Need help with 2 math problems. View screenshot below for problems.

300 Given the demand function D02) = , P Find the Elasticity of Demand at a price of $63 :1 At this price, we would say the demand is: 0 Elastic O Inelastic O Unitary Based on this, to increase revenue we should: 0 Keep Prices Unchanged 0 Lower Prices 0 Raise Prices > Next Question Approximate the area under the curve 1; = 1'3 from a: = 0 to a: = 3 using a Right Endpoint approximation with 6 subdivisions. Answer = :] (Round to three decimal places) > Next Question \\