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Transcription of this question: II.[Maximum 18]Consider the matrix A =-2aba-Ib(a)(b)(c)For a = 2 and b-1, show that (A2 -30 -1Find the value of a and the value of b in each of the following cases(ii) A-2Consider the lines II and 12 defined by the equations andbx+ by = 1 , respectively, where b 0(i)(ii)Find the coordinates ofthe intersection point of the lines II and 12 in termsof a and b.Given that the lines are perpendicular, find the coordinates of the pointof intersection in terms of b[3 marks][6 marks][9 mea As]

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