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Q13: Which point has coordinates (-2, 2)? <img
Q34: Sketch the straight line defined by the
Q94: Determine graphically the solution set for the
Q97: Solve the linear programming problem by the
Q114: Find the sizes of A, B,C and
Q160: Solve the linear programming problem by the
Q192: Find the graphical solution of the inequality.
Q194: Formulate but do not solve the problem.
Q205: Find the graphical solution of the inequality.
Q220: Given that the augmented matrix in row-reduced