Assume that the cities lie on the same north-south line and that the radius of the earth is 6400 km. Find the latitude of Spokane, WA if Spokane and Jordan Valley, OR, 
are 
apart.
A. 52.46 °N
B. 38.8 °N
C. 39.5 °N
D. 47.5 °N
Answer: D
Mathematics
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Find the equation of the axis of symmetry.f(x) = 11(x - 2)2 + 8
A. x = 11 B. x = 2 C. x = -2 D. x = 8
Mathematics
Solve. Then graph. Write the solution set using both set-builder notation and interval notation.
< 13
A. {x
x ? 28}, [28, ?)
B. {x
x > 28}, (28, ?)
C. {x
x < 28}, (-?, 28)
D. {x
x ? 28}, (-?, 28]
Mathematics
Graph the function.f(x) = -1 + log5x
A. 
B. 
C. 
D. 
Mathematics
Solve the problem. Express your answer as an integer or simplified fraction.
- 4 = 
- 3
A. - 14 B. - 6 C. 14 D. - 2
Mathematics