Combine the complex numbers.(9 + 9i) - (-4 + i)
A. 5 + 10i
B. 13 + 8i
C. 13 - 8i
D. -13 - 8i
Answer: B
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 1, x = 8
A. ?ln 8
B. 
?
C. 
?
D. 
?
Mathematics
Graph the equation using the slope and y-intercept.2x + y = 3
A. 
B. 
C. 
D. 
Mathematics
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport.
Estimate the temperature at 9:45 a.m.
A. -1°F B. 11°F C. -11°F D. 1°F
Mathematics
Write as a decimal number rounded as indicated.0.2
; Round to the nearest hundredth.
A. 0.26 B. 0.25 C. 0.256 D. 0.253
Mathematics