Find the line of symmetry.f(x) = 3x2 - 30x + 71
A. x = 4
B. x = -5
C. x = -4
D. x = 5
Answer: D
Mathematics
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Give the value of the indicated trigonometric function of a vector with the indicated end point.(-20, 48); Find sin ?.
A. 
B. - 
C. 
D. - 
Mathematics
Find the requested characteristic.Find the phase shift for the graph of f(t) = sec 7t.
A. 
B. 0
C. 
D. 2?
Mathematics
Solve.16x2 + 64y2 = 1024y - x = 4
A. 
, (3, 7)
B. 
, (2, 6)
C. 
, (0, 4)
D. 
, (4, 0)
Mathematics
Graph the hyperbola.y2 - 16x2 = 64
A. 
B. 
C. 
D. 
Mathematics