Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = x + 1, g(x) = 
A. (-?, -3) ? (-3, ?)
B. (-?, ?)
C. (-?, -3) ? (-3, -1) ? (-1, ?)
D. (-?, -4) ? (-4, ?)
Answer: A
Mathematics
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Solve the problem.Joe planted a circular plant garden in his backyard. Find the area of his garden if the radius is 6.6 meters. Use the formula A = ?r2.
A. 20.73 m2 B. 136.85 m2 C. 41.47 m2 D. 429.92 m2
Mathematics
What is the domain of the function
Mathematics
Use the substitution method or the elimination method to solve the system. If the system has infinitely many solutions, express the ordered pair in terms of x or y.6x - 5y = 130x - 25y = 4
A. 
B. (1, 4)
C. no solution
D. (5, 4)
Mathematics
Solve the logarithmic equation.log16x = 
A. 65,536 B. 0.00001526 C. 256 D. 4
Mathematics