Determine whether f and g are inverses by determining whether 
and 
f(x) = x2 - 7, g(x) = 
A. Yes
B. No
Answer: B
Mathematics
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Graph the equation and give the coordinates of the vertex.y = -4x2 - 40x - 97
A. (5, 3)
B. (-3, 5)
C. (3, -5)
D. (-5, 3)
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Solve for the indicated variable.V = 
Bh for h
A. h = 
B. h = 
C. h = 
D. h = 
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In the figure, PC is tangent to circle O at C. Prove that, if AD = DC, then DC is the mean proportional (geometric mean) of OD and PD.
Mathematics
Solve the equation on the interval [0, 2?).sin 3x = 0
A. 0, 
, 
, ?, 
, 
, 2?
B. 
, 
C. 
, 
, 
, 
D. no solution
Mathematics