Saturday

April 25, 2015

April 25, 2015

Total # Posts: 9

**Physics**

How would you derive the formula {-Ff+Fgx=ma} to show that µs=tanè
*March 19, 2013*

**physics**

A skier is going down a hill with a coefficient of friction of 0.21 and an angle of 7.5 degrees. if the skier has an initial velocity of 30 m/s, how fast will she be going after 10 s
*March 17, 2013*

**physics**

A Fletcher's trolley is set up over a cliff. If m1 = 40.5 kg (on top of the cliff) and m2 = 18.5 kg (hanging over the edge), what coefficient of friction is needed for the system not to move?
*March 17, 2013*

**physics**

5641
*October 29, 2012*

**Algebra**

#2 elimination 3x-7y=6 +2x+7y=4 ________ 5x =10 x =2 if x is 2, you plug it in 2(2)+7y=4 7y=4-4 y=0 (2,0)
*December 1, 2008*

**Math**

for the second one you take the log of both sides -x+3log9=log95 then you do algebra -x=(log95/log9) -3
*December 1, 2008*

**math**

plug 400 into x 350(400) - 70
*December 1, 2008*

**pe**

fukkkkkk you
*June 22, 2005*

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