Solve the equation.x2 + 4x = 0
A. {0, 4}
B. {0, - 4}
C. {- 4}
D. {4}
Answer: B
Mathematics
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Find the location of the indicated absolute extremum for the function.Minimum
A. x = 1 B. x = -1 C. x = 2 D. x = -2
Mathematics
Write a description of the set.E = {x 
< x ? 5}
A. E is the set of integers greater than or equal to -3 and less than 5. B. E is the set of natural numbers greater than -3 and less than or equal to 5. C. E is the set of integers greater than -3 and less than or equal to 5. D. E is the set of natural numbers greater than or equal to -3 and less than 5.
Mathematics
Find the domain of the composite function f?g.f(x) = 
, g(x) = 
A. [-6, 9) ? (9, ?) B. [0, 9) ? (9, ?) C. [-6, 75) ? (75, ?) D. [0, 75) ? (75, ?)
Mathematics
?Find the derivative of the function.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?none of the above
Mathematics