A demand function is given by the equation Q = 114 – 3P. Suppose the price is P = 20. At this price, find the price elasticity of demand. USE THE…

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A demand function is given by the equation Q = 114 – 3P.

Suppose the price is P = 20.

At this price, find the price elasticity of demand. USE THE POINT SLOPE METHOD to find this elasticity. Round your answer to the nearest tenth.