Give the exact value.sec 240°
A. - 
B. -2
C. 2
D. 
Answer: B
Mathematics
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Solve. Graph the solution on a number line, and express it in interval notation.x + 
? 
A. x < 
, 
B. x ? 
, 
C. x ? 
, 
D. x > 
, 
Mathematics
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-12, -10), (-10, 0), (3, 7), (1, -3)
A. Neither B. Rectangle C. Parallelogram
Mathematics
Divide, if possible. Write the answer in simplest form.27 ÷ 
A. 
B. 4
C. 5
D. 6
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb 
A. logbx + logby2 + logbz7 B. logbx + 2logby + 7logbz C. logbx + 2logby - 7logbz D. logbx + logby2 - logbz7
Mathematics