SOLUTION: how do you solve using a calculator. round to 2 decimal places. sec alpha= -4

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Question 741559: how do you solve using a calculator. round to 2 decimal places.
sec alpha= -4
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
how do you solve using a calculator. round to 2 decimal places.
sec alpha= -4
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sec = 1/cos