Click the link to view the question; http://img684.imageshack.us/img684/8093/deaqm.png I did all parts except for (c). Can someone show me how to do (c).

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Click the link to view the question; http://img684.imageshack.us/img684/8093/deaqm.png I did all parts except for (c). Can someone show me how to do (c).

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