calculus
A spherical balloon is leaking air at 2 cubic inches per hour. How fast is the balloon's radius changing when the radius is 2 inches.
math (Caluclas)
Oh okay. I understand that, i was just not understand where the 9 came from, but i see now. Thank you both
math (Caluclas)
Sorry about that Reiny. I have a quick question though, where does the 9 come from?
math (Caluclas)
A spherical ballon is leaking air at 2 cubic inches per hour.l How fast is the ballons radisu chancing when the radisu si 3 inches.
4th grade Math Help
Nope, Because 23 * 3 = 69 and Mr Brooks has only 66 acorns
adv. math
I NEED THIS ANSWER FAST!!!
adv. math
How do you show work for this problem, in a percent equation form?~ $3680 at 6.75% for 2 1/4 years
Physics
Fe = mg = 645 kg * 9.8 N/kg = 6321 N. = Force of elevator. a. P = F * d/t = 6321 * 2.75 = 17382.75J That is the increase in potential, now we must add the increase in kinetic energy, which is: Ws = 1/2 m(Vf)^2 - 1/2 m(Vi)^2 Ws = 1/2 645kg(1.26m/s)^2 - 0 Ws = 512.001J adding th...
math
a square room has sides that each measure 5 feet.How many square feet of carpet is needed to cover the rooms entire floor?
calculas
A car braked at a constant deceleration of 45 ft / s2, producing a skid mark measuring 105 feet before coming to a stop. How fast was the car travelling when the brakes were first applied?
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