Precal: Here are the answers to the study guide:
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/uploads/5/9/3/1/59318387/scan_20160511__2_.png
***Correction--> 2b should be 2.2 to 17.4
/uploads/5/9/3/1/59318387/scan_20160511.png
/uploads/5/9/3/1/59318387/scan_20160511__2_.png
***Correction--> 2b should be 2.2 to 17.4