Solve the problem.Find the elasticity of demand E for the demand function q = 49,000 - 10p2
A. E = 
B. E = 
C. E = 
D. E = 
Answer: C
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Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(x - 10)(x + 5)
A. x2 - 6x - 50 B. x2 - 5x - 5 C. x2 - 5x - 50 D. x2 - 50x - 5
Determine where the function is increasing and where it is decreasing.f(x) = x2 - 4x + 3
A. increasing on (-?, 2) decreasing on (2, ?) B. increasing on (-1, ?) decreasing on (-?, -1) C. increasing on (2, ?) decreasing on (-?, 2) D. increasing on (-?, -1) decreasing on (-1, ?)
Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression.
A. 
, x ? -4, -9
B. - 
, x ? -4, -9
C. 
, x ? - 
D. 
, x ? - 
Find the function.Find the function that is finally graphed after the following transformations are applied to the graph of 
The graph is shifted right 3 units, stretched by a factor of 3, shifted vertically down 2 units, and finally reflected across the x-axis.
A. y = 3|-x - 3| - 2 B. y = -(3|x - 3| - 2) C. y = -(3|x + 3| - 2) D. y = -3|x - 3| - 2