Add or subtract as indicated.
A. 307.14
B. 931.254
C. 874.554
D. 874.14
Answer: D
Mathematics
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Multiply.-10(4v)
A. -6v B. -104 - 10v C. -40v D. 4v - 10
Mathematics
For the point given in rectangular coordinates, find equivalent polar coordinates 
for 
and 
(-4, -4)
A. (4
, 315°)
B. (-4, 225°)
C. (4
, 225°)
D. (-8, 315°)
Mathematics
Express as a single logarithm and, if possible, simplify.loga45 + loga 2
A. loga 90
B. loga 45 ? loga 2
C. 45 loga 2
D. loga 
Mathematics
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature 73°?
A. 10 a.m. B. 10 a.m. and 11 a.m. C. 9 a.m. D. 5 p.m.
Mathematics