Determine whether the graph is the graph of a function.
A. yes
B. no
Answer: A
Mathematics
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Find the indicated composite for the pair of functions.Given f(x) = 
and g(x) = 9x + 2, find (g ? f)(x).
A. 9x + 16
B. x - 
C. x
D. x + 4
Mathematics
Solve.A farmer's silo is the shape of a cylinder with a hemisphere as the roof. If the height of the silo is 94 feet and the radius of the hemisphere is r feet, express the volume of the silo as a function of r.
A. V(r) = ?(94 - r)r3 + 
?r2
B. V(r) = ?(94 - r) + 
?r2
C. V(r) = ?(94 - r)r2 + 
?r3
D. V(r) = 94?r2 + 
?r3
Mathematics
Use the Gauss-Jordan method to solve the system of equations.
A. x = -3, y = 5 B. x = 5, y = -3 C. x = -3, y = -5 D. No solution
Mathematics
Find the x-intercepts (if any) for the graph of the quadratic function.3x2 + 6x + 2 = 0Give your answers in exact form.
A. 
B. 
C. 
D. 
Mathematics