The volume of a paraboloid with a depth of x centimeters is `V(x) = 1/2 pix^2`. Estimate V(2.98) using the volume of the paraboloid at a = 3. A.
12.2521 cu. cm
B.
13.9487 cu. cm
C.
13.9492 cu. cm
D.
14 cu. cm

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.