Answer:
It took 5 hours
Step-by-step explanation:
Because 28 times 5 is 140 plus 25 for the call is 165.
Answer:
C.
Step-by-step explanation:
55-6=49
49-6=43
43-6=37
etc.
346
It is .346 times 1,000
<u>Answer: </u>
sec squared 55 – tan squared 55 = 1
<u>Explanation:</u>
Given, sec square 55 – tan squared 55
We know that,

And,

where Ө is the angle
Substituting the values

Solving,

According to Pythagoras theorem,

Putting this in the equation;
squared 55 - tan squared 55 =

Therefore, sec squared 55 – tan squared 55 = 1
PLUG IN TWO NEGATIVE NUMBERS
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