Evaluate the expression for the given replacement values. Write the answer in simplest form.x + y for x = - 
, y = 
A. 
B. 
C. - 
D. 
Answer: B
Mathematics
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Find the largest open interval where the function is changing as requested.Increasing y = 7x - 5
A. (-5, ?) B. (-?, ?) C. (-?, 7) D. (-5, 7)
Mathematics
Find the asymptotes of the hyperbola.
- 
= 1
A. y + 1 = 
(x - 4), y + 1 = - 
(x - 4)
B. y + 1 = 
(x - 4), y + 1 = - 
(x - 4)
C. y + 1 = 
(x - 4), y + 1 = - 
(x - 4)
D. y - 4 = 
(x + 1), y - 4 = - 
(x + 1)
Mathematics
Combine. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables represent nonnegative numbers.-6
- 8
+ 2
A. 5
B. -6
C. -20
D. -5
Mathematics