Find the domain of the composite function f?g. Write the domain in interval notation.f(x) = 2x + 12; g(x) = 
A. [-6, ?)
B. (-?, -6] ? [0, ?)
C. [0, ?)
D. (-?, ?)
Answer: C
Mathematics
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Find the average value of 
over the given region.
z3 over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Write your answer with only positive exponents. Assume that all variables represent nonzero real numbers.(4t)3
A. 4t3 B. t12 C. 12t3 D. 64t3
Mathematics
Solve the system by graphing. If there isn't a unique solution to the system, state the reason.x = -yy + x = 6
A. inconsistent system of equations B. (1, 1) C. (1, 5) D. dependent equations
Mathematics
Provide an appropriate response.Add and report sum with appropriate precision: 3 m + 12.8 m + 4.02 m + 6 m
A. 25.82 m B. 25.8 m C. 26 m D. 30 m
Mathematics