Find the value of the sec 19° using your calculator.
The calculator doesn’t have a sec button
so use the fact that sec = 1/cos, and do 1 / cos (19)
1.058
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Find the value of the sec 19° using your calculator.
The calculator doesn’t have a sec button
so use the fact that sec = 1/cos, and do 1 / cos (19)
1.058