?Use the demand function 
to find the rate of change in the demand x for the given price 
. Round your answer to two decimal places.
?
A. ?1.44 units per dollar
B. ?-0.72 units per dollar
C. ?0.72 units per dollar
D. ?0.96 units per dollar
E. ?-1.44 units per dollar
Answer: E
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Find the distance between two points given their coordinates.Find the distance between points R and S on a number line, with coordinates -2 and 4, respectively.
A. d(R, S) = 6 B. d(R, S) = -2 C. d(R, S) = -6 D. d(R, S) = 2
Determine whether the equation is an identity, contradiction, or conditional equation.9x - (4x - 7) - (-6x + 1) = 11x + 6
A. Conditional B. Identity C. Contradiction
The problem that follows refers to triangle ABC.
?
If 
and 
cm, find C and a.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 
cm
B. 
cm
C. 
cm
D. 
cm
E. 
cm
Graph the hyperbola, the asymptotes, and the vertices of the fundamental rectangle.16x2 - 9y2 = 144
A. 
B. 
C. 
D. 