Provide an appropriate response.Which of the following are points on a horizontal line?
A. (-6, 3) and (-6, 7)
B. (-2, 5) and (2, 1)
C. (2, 9) and (1, -9)
D. (-1, 4) and (-3, 4)
Answer: D
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Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.cos2 2x - sec2 2x = 0
A. {45°, 135°, 225°, 315°} B. {0°, 45°, 90°, 135°, 180°, 225°, 270°, 315°} C. {0°, 90°, 180°, 270°} D. {0°, 180°}
Find the exact function value.cos-1(0)
A. 0
B. 
C. 
D. 
Evaluate the surface integral of G over the surface S.S is the hemisphere x2 + y2 + z2 = 11, z ? 0; G(x, y, z) = z2
A. 
?
B. 
?
C. 484?
D. 
?
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
During which hour did the temperature increase the most?
A. 9 a.m. to 10 a.m. B. 12 p.m. to 1 p.m. C. 10 a.m. to 11 a.m. D. 1 p.m. to 2 p.m.