# Posts by HELP ME!!

Total # Posts: 9

**Math**

solve for the vertex f(X) = (2x-2)squared -3xsquared +6 plss.. solve this for me deadline tomorrow in the afternoon.. need your help ma'am/sir.. thank you. :D

*June 14, 2016*

**Physics:upward acc of earth**

If the Earth's gravitational force causes a falling 93 kg student to accelerate downward at 9.8 m/s2, determine the upward acceleration of the Earth during the student's fall. Take the mass of the Earth to be Mearth = 5.98 x 1024 kg. Answer in units of m/s2.

*April 20, 2010*

**Physics: Astronauts and space**

When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth.The distance separating the center of the earth from the center of the ISS is then approximately ...

*April 19, 2010*

**Physics: How much do you way on another planet**

thank you bob, you have been very helpful! :)

*April 19, 2010*

**Physics: How much do you way on another planet**

A person weighs 900 N on Earth. What would he weigh on another planet, where the free-fall acceleration is 26.4 m/s2? Answer in units of N.

*April 19, 2010*

**Physics Inertia : Merry-go-round**

Thank you, but what equation do you use? I cant seem to get the correct answer.What happens to the rev/min? Is it: inertia+child mass*radius^2

*April 19, 2010*

**Physics Inertia : Merry-go-round**

A playground merry-go-round of radius 1.96 m has a moment of inertia 335 kg m2 and is rotating at 12.3 rev/min. A child with mass 43.1 kg jumps on the edge of the merry-go-round. What is the new moment of inertia of the merry-go-round and child, together? Answer in units of kg...

*April 19, 2010*

**world history**

what are some aspects of the lutheran tradition?

*January 22, 2009*

**Geometry**

Find the radius of a right cone with the slant height 21m and the surface area 168pi m^2

*April 14, 2008*

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