Determine whether the relation defines y as a function of x. Give the domain.y = x3
A. Not a function; domain: (-?, ?)
B. Not a function; domain: all whole numbers
C. Function; domain: (-?, ?)
D. Function; domain: all whole numbers
Answer: C
Mathematics
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Solve the problem.A weight attached to a spring is pulled down 5 inches below the equilibrium position. Assuming that the period of the system is 
sec, what is the frequency of the system?
A. 
cycles per sec
B. 6 cycles per sec
C. 
cycles per sec
D. 3 cycles per sec
Mathematics
Decide whether or not the ordered pair satisfies the system of linear equations.(5, -4);
A. Yes B. No
Mathematics
Solve. Check for extraneous solutions.
- 2 = 0
A. 
B. 
C. {4}
D. ?
Mathematics
Solve, finding all solutions in [0, 2?).2 cos x tan x + 
tan x = 0
A. 0, 
, 
, 
B. 0, ?, 
, 
C. 0, 
, 
, 
D. No solution
Mathematics