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1. (8 marks) The following table shows the purestrategy payoffs in a twoperson normalform game. Player 2 'y 5 2 1 1 l Playerl a (l) (72) 3 (3,0) (072) Let r be the probability that player 1 chooses a and (1 be the probability that player 2 chooses 7. (a) For each mixed strategy of player 27 determine player 1's best responses. (b) For each mixed strategy of player 1, determine player 2's best responses. (0) Find all of the mixed-strategy Nash equilibria of this game