Find the domain of the composite function (g ? f)(x). Write the domain in interval notation.f(x) = 
, g(x) = 7x4
A. (-?, 0) ? (0, ?)
B. (-?, ?)
C. (-?, 0]
D. (-?, 4) ? (4, ?)
Answer: A
Mathematics
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Add or subtract as indicated.7.3 - 1.4
A. 6.26 B. 5.63 C. 7.16 D. 5.9
Mathematics
Use one of De Morgan's laws to write the negation of the statement.I was a day late and a dollar short.
A. I was a day late or not a dollar short. B. I was not a day late and a dollar short. C. I was not a day late and not a dollar short. D. I was not a day late or not a dollar short.
Mathematics
Find the vertex of the parabola by completing the square.x = y2 + 2y - 1
A. (-2, -1) B. (-2, 1) C. (1, 0) D. (-1, -2)
Mathematics
Establish the identity.
= cot 
What will be an ideal response?
Mathematics