Let U = {1, 2, 3, 4, 5, 6, 7}, A = {1, 2, 3, 5} and C = {1, 4, 7}. List all the members of the following set.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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State the domain of the given function.f(x) = 
A. All real numbers x > 9 B. All real numbers x > -9 C. All real numbers x ? -9 D. All real numbers except -9
Mathematics
Calculate the derivative of the function. Then find the value of the derivative as specified.f(x) = 
; f '(0)
A. f '(x) = 8; f '(0) = 8
B. f '(x) = - 8(x + 2)2; f '(0) = - 32
C. f '(x) = 
; f '(0) = 2
D. f '(x) = - 
; f '(0) = -2
Mathematics
Find the exact value of the following expression without using a calculator.cos 
A. - 
B. 
C. 
D. - 
Mathematics
Solve the equation by completing the square.x2 + 5x - 5 = 0
A. {
, 
}
B. {-5 - 3
, -5 + 3
}
C. {
}
D. {
}
Mathematics