# Posts by POD

Total # Posts: 7

**psychology**

I need to come up with an experiment for kids(k-8) about one of the subjects: health, stress, coping, attitude, culture, or human relations. please help me, nothing comes to mind.

**calculus**

Water is Pumped into an underground tank at a constant rate of 8 gallons per minute.Water leaks out of the tank at the rate of (t+1)^½ gallons per minute, for 0<t<120 minutes. At time t=0, the tank contains 30 gallons of water. How many gallons of water leak out ...

**math**

Water is Pumped into an underground tank at a constant rate of 8 gallons per minute.Water leaks out of the tank at the rate of (t+1)^½ gallons per minute, for 0<t<120 minutes. At time t=0, the tank contains 30 gallons of water. How many gallons of water leak out ...

**math**

Water is Pumped into an underground tank at a constant rate of 8 gallons per minute.Water leaks out of the tank at the rate of (t+1)^½ gallons per minute, for 0<t<120 minutes. At time t=0, the tank contains 30 gallons of water. A) How many gallons of water leak ...

**physics(please help)**

a planet orbits a star with period T. As seen from that planet the star's diameter subtends an angle of theta radians. Show the density of the star is given by rou=24pi/G(T^2)theta^3 please help!!!

**Math - FredR**

You're right.

**math**

in a triangle BCA there are three medians b,c,a. Prove that 3(A^2+B^2+C^2)=4(a^2+b^2+c^2) (sides) = (medians)

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