Describe the behavior of the function's graph at its x-intercepts.x3 - 13x - 12
A. Crosses at (4, 0), does not cross at (-1, 0) or (-3, 0)
B. Crosses at (4, 0) and (-1, 0), does not cross at (-3, 0)
C. Does not cross at (4, 0) or (-1, 0) or (-3, 0)
D. Crosses at (4, 0), (-1, 0), and (-3, 0)
Answer: D
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Find the center of mass of the thin rod with the given density function.Find the center of mass of a thin rod that lies along the first-quadrant portion of the circle 
if the density of the rod is 
A. 
= 3, 
= 3
B. 
= 2, 
= 2
C. 
= 
, 
= 
D. 
= 
, 
= 
Use a calculator to find the value. Give answers as real numbers and round to 4 decimal places, if necessary.cos (cos-1(-0.9372))
A. -0.9372
B. 0.9372
C.
| 0 | .4686 |
D. -0.4686
Insert <, >, or = to make the statement true.-2.2 ____ 4.5
A. = B. > C. <
Find the compound amount for the deposit. Round to the nearest cent.$2,000 at 10% compounded annually for 10 years
A. $4,715.90 B. $4,000.00 C. $5,187.48 D. $3,800.00