“Teachers are so eager to get to the answer that we do not devote sufficient time to developing the question.” ! — Daniel Willingham “The formulation of the problem is often more essential than its solution, which may be merely a matter of mathematical or experimental skill.” ! — Albert Einstein Randall Munroe. good looking Patricia talented bad looking not talented Patricia Graph these points and identify their quadrant: ! (10, 4) (5, 1) (-2, 7) (-10, 4) (-2, 3) (2, 1) (-2, 10) (0, -7) (5, 3) (1,-9)
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