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Question 4 a) Factorized and solve for x in this equation 2x3 - 13x2-8 = 23x by using the quadratic formula. (4 marks) b) The

Question 4 a) Factorized and solve for x in this equation 2x3 - 13x2-8 = 23x by using the quadratic formula. (4 marks) b) The expression 3x4+ ax'- x' - bx + 1 is divided by x2+ x - 2 , the remainder is -7x+13. Find the values for a and b. (5marks)

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