Solve for x in the given interval.sec x = - 
, 
? x ? ?
A. 
B. 
C. 
D. 
Answer: D
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Suppose that y varies directly with x. Find an equation that relates x and y.y = 13 when x = 4
A. y = 0.31x B. y = 3.25x C. x = 3.25y D. y = 13x
If you have the following function, f ( x ) = -7| x | + 8, compute f (1), f (-3), f (2), f (-4)
A. f (1) = 1, f (-3) = -13, f (2) = –6, f (-4) = -20 B. f (1) = 2, f (-3) = -14, f (2) = –5, f (-4) = -21 C. f (1) = 2, f (-3) = -11, f (2) = –7, f (-4) = -18 D. f (1) = 4, f (-3) = -15, f (2) = –3, f (-4) = -22 E. f (1) = –1, f (-3) = 13, f (2) = 6, f (-4) = 20
Determine whether the graph is connected or nonconnected.
A. Connected B. Nonconnected
Let the function 
be defined by the equation 
, where x and 
are real numbers.
Find the domain of the function 
.
?
A. domain: 
B. domain: 
C. domain: 
D. domain: 
E. domain: 