If you're using a graphing calculator, make sure you're in DEG mode (not RAD). There probably is no button for the secant function, but remember that secant is defined as the reciprocal of cosine:

So on your calculator, you'd type
1/cos(19)
and you should get about 1.0576.
Answer:
Yes, -2 is greater than -3
Step-by-step explanation:
Think of it as in debt, if you are in debt 3 dollars, you have negative 3 dollars, if you are in debt 2 dollars you have negative 2 dollars.
Answer:
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Step-by-step explanation:
If rong let
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me know
the answer is 100 dolers$
Answer:
5m+ t = r
Step-by-step explanation:
m is the miles. t is how long she took. and r is for the time limit of the race.