Evaluate.Evaluate x + y + z, if x is 9, y is 7 and z is 11.
A. 28
B. 27
C. 26
D. 16
Answer: B
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Use the following definitions to determine if the statement is true or false. N = {x : x is a natural number}I = {x : x is an integer}R = {x : x is a real number}W = {x : x is a whole number}Q = {x : x is a rational number}W is a subset of N, W, I, Q, and R.
A. True B. False
Write as an equivalent addition statement. (Do not evaluate.)-23 - 20
A. -43 B. 20 + (-23) C. -23 + (-20) D. -23 + 20
Determine the standard equation of the hyperbola with the given characteristics.The center is at (3, 5), a focus is at (0, 5), and a vertex is at (2, 5).
A. (x - 3)2 - 
= 1
B. 
- (y - 3)2 = 1
C. 
- (y - 5)2 = 1
D. (x - 5)2 - 
= 1
Solve the problem.Find the equation of the line through (1, 0) and perpendicular to y = 9.
A. y = 1 B. x = 9 C. x = -9 D. x = 1