Determine whether the relation defines y as a function of x. Give the domain.y = - 
A. Not a function; domain (-?, 5) ? (5, ?)
B. Function; domain (-?, 0) ? (0, ?)
C. Function; domain: (-?, ?)
D. Not a function; domain (-?, 0) ? (0, ?)
Answer: B
You might also like to view...
Find the mean. Round to the nearest tenth unless otherwise stated.Average number of defects: 8.0, 8.2, 8.8, 7.5, 8.3, 8.0, 8.7, 8.8, 7.1, 8.0, 7.5, 7.7, 7.5, 8.2, 8.2, 6.9, 8.3, 8.7
A. 8.3 B. 7.6 C. 8.0 D. 8.5
Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 + 6x
A. 6; x2 + 6x + 6 = (x + 36)2 B. 36; x2 + 6x + 36 = (x + 6)2 C. 9; x2 + 6x + 9 = (x + 3)2 D. 3; x2 + 6x + 3 = (x + 9)2
Complete the identity.sin 
cos 
= ?
A. 
B. 
C. 
cos ?
D. 
sin ?
Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.
A. 
? 7.810
B. 61
C. 
? 5.568
D. 
= 30.5