Solve.Let f(x) = -4x + 9 and g(x) = 3x2 - 1. Find g(4) - f(4) .
A. 64
B. 55
C. 63
D. 54
Answer: D
Mathematics
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The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what times was the temperature higher than 77°F?
A. from 11 a.m. until 3 p.m. B. from 12 p.m. until 3 p.m. C. from 12 p.m. until 1 p.m. D. after 12 p.m.
Mathematics
Solve the polynomial equation in the complex numbers.2x3 - x2 - 10x + 5 = 0
A. {2, 
, -
}
B. {-2, 
, - 
}
C. {
, 
, - 
}
D. {- 
, 
, - 
}
Mathematics
Convert the improper fraction to a mixed or whole number.
A. 71
B. 7
C. 
D. 71
Mathematics
Use the vectors v, u, w, and z to draw the indicated vector. 
v - w
A. 
B. 
C. 
D. 
Mathematics