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