Use the factor theorem to decide whether or not the second polynomial is a factor of the first.3x2 + 5x + 50; x - 5
A. No
B. Yes
Answer: A
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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = sin-1(x2 + y2)
A. Domain: all points in the xy-plane; range: all real numbers; level curves: circles with centers at (0, 0)
B. Domain: all points in the xy-plane satisfying x2 + y2 ? 1; range: real numbers - 
? z ? 
; level curves: circles with centers at (0,0) and radii r, 0 < r ? 1
C. Domain: all points in the xy-plane; range: real numbers - 
? z ? 
; level curves: circles with centers at (0, 0)
D. Domain: all points in the xy-plane satisfying x2 + y2 ? 1; range: real numbers - 
? z ? 
; level curves: circles with centers at (0, 0)
The process through which existing products, methods of production, or ways of managing the firm are destroyed and replaced with new ones is called "creative destruction."
Answer the following statement true (T) or false (F)
Given the modified quota: ? 2.51 ? Find the lower quota. ? Find the upper quota. ? Find the arithmetic mean of the lower and upper quotas. Round your answers to two decimal places. ? Find the geometric mean of the lower and upper quotas. Round your answers to two decimal places. ? Round the given modified quota by comparing it with the arithmetic mean. ? Round the given modified quota by comparing it with the geometric mean.
What will be an ideal response?
Factor completely. If the polynomial cannot be factored, write "prime."8x2 - 8
A. (8x + 1)(x - 8) B. (8x + 8)(x - 1) C. 8(x - 1)2 D. 8(x + 1)(x - 1)