Friday
September 19, 2014

Posts by Hardy


Total # Posts: 5

Physics
The system shown in the figure is in equilibrium. A 15 kg mass is on the table. A string attached to the knot and the ceiling makes an angle of 54◦ with the horizontal. The coefficient of the static friction between the 15 kg mass and the surface on which it ...
November 1, 2012

Math
If f(x) = │(x² – 50)│, what is the value of f(-5) ?
June 3, 2010

SAT Math
A cubical block of metal weighs 6 pounds. How much will another cube of the same metal weigh if its sides are twice as long?
June 3, 2010

Math
would someone please solve this
June 2, 2010

Math
how would i make r the subject of the formulae: w=ar/R-r
May 31, 2010

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