Posts by Hardy

Total # Posts: 6


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 ...

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

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?

would someone please solve this

how would i make r the subject of the formulae: w=ar/R-r