Find the points of inflection and discuss the concavity of the function 
on the interval 
.
?
A. no inflection points. concave up on ?
B. concave downward on 
; concave upward on 
; inflection point at 
?
C. no inflection points. concave down on ?
D. concave upward on 
; concave downward on 
; inflection point at 
?
E. none of the above?
Answer: E
You might also like to view...
Solve the problem. Round your answer, if appropriate.Water is being drained from a container which has the shape of an inverted right circular cone. The container has a radius of 5.00 inches at the top and a height of 9.00 inches. At the instant when the water in the container is 8.00 inches deep, the surface level is falling at a rate of 0.4 in./sec. Find the rate at which water is being drained from the container.
A. 31.6 in.3s B. 38.1 in.3/s C. 24.8 in.3/s D. 23.7 in.3/s
Replace the polar equation with an equivalent Cartesian equation. 9r cos ? + 2r sin ? = 1
A. 9y + 2x = 1
B. 9x + 2y = 1
C. 9x + 2y = x2 + y2
D. 
+ 
= 1
Find the phase shift or vertical shift as requested.Find the vertical shift of y = 2 - 2sin 
A. 2
B. 
C. - 2
D. - 
Identify each number as a proper fraction, an improper fraction, a mixed number, or a complex fraction.
A. Proper fraction B. Complex fraction C. Improper fraction D. Mixed number