Identify the degree and leading coefficient of the polynomial. -7 -2 x 2 + 4x
A) degree: 3 leading coefficient: 4
B) degree: 3 leading coefficient: 2
C) degree: 2 leading coefficient: –7
D) degree: 2 leading coefficient: –2
E) degree: 2 leading coefficient: 2
D) degree: 2 leading coefficient: –2
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Solve the problem.Find the centroid of the first-octant portion of a solid ball of radius 1 centered at the origin.
A. (
, 
, 
) = 
B. (
, 
, 
) = 
C. (
, 
, 
) = 
D. (
, 
, 
) = 
Write an equation that models the described quantity. Specify what each variable represents.A runner has completed 2 miles and is running at 6 miles per hour.
A. t = 6d + 2, where d represents distance in miles and t represents time in hours B. t = 2d + 6, where d represents distance in miles and t represents time in hours C. d = 2t + 6, where d represents distance in miles and t represents time in hours D. d = 6t + 2, where d represents distance in miles and t represents time in hours
Solve.Suppose that a polynomial function is used to model the data shown in the graph below.
For what intervals is the function increasing?
A. 0 through 10 and 30 through 50 B. 0 through 10 and 40 through 50 C. 0 through 20 and 30 through 50 D. 0 through 50
Find all the critical numbers of the function.f(x) = (x + 4)4/5
A. -4
B. 5
C. 
D. 4