Find the domain of the composite function f?g. Write the domain in interval notation.f(x) = 8x + 56, g(x) = x + 6
A. (-?, 13) ? (13, ?)
B. (-?, -7) ? (-7, -6) (-6, ?)
C. (-?, -13) ? (-13, ?)
D. (-?, ?)
Answer: D
Mathematics
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Find the limit.
2x8 - 15x6
A. -13 B. ? C. -? D. 0
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Write the slope-intercept form of the equation for the line passing through the given pair of points.(-10, 8) and (-10, -9)
A. x = -10 B. 8x - 9y = 0 C. y = 8 D. -9x + 8y = 0
Mathematics
Factor the difference of cubes.1000y3 - 343
A. (10y - 7)(100y2 + 49) B. (10y - 7)3 C. (10y - 7)(100y2 + 70y + 49) D. Prime
Mathematics
Fill in the blank to make the trinomial a perfect square.x2 + 14x + 
A. 196 B. 49 C. 0 D. -49
Mathematics