For the pair of functions, find the indicated domain.f(x) = 3x2 - 7, g(x) = 2x3 + 8Find the domain of f + g.
A. (-?, 0) ? (0, ?)
B. (-?, ?)
C. (0, ?)
D. (-?, -3) ? (-3, -2) ? (-2, ?)
Answer: B
Mathematics
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Find the domain and graph the function.G(t) = 
A. D: (-?, -1) ? (-1, ?)
B. D: (-?, -1) ? (-1, ?)
C. D: (-?, ?)
D. D: (-?, 0) ? (0, ?)
Mathematics
Use a calculator to find the approximate value of the expression rounded to two decimal places.cot 0.1239
A. 0.99 B. 0.12 C. 1.01 D. 8.03
Mathematics
Use the graph to determine the equation of the circle in center-radius form.
A. (x - 2)2 + (y + 3)2 = 3 B. (x + 2)2 + (y - 3)2 = 3 C. (x - 2)2 + (y + 3)2 = 9 D. (x + 2)2 + (y - 3)2 = 9
Mathematics
Evaluate the algebraic expression for the given values of the variables.5y(4z - x) for x = 9, y = 3, and z = 6
A. 225 B. 351 C. 75 D. 180
Mathematics