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Voltaire
Answers (2)
Fs=-kx Fs=-(1.0x10^4 N/m)(-0.50 m) Fs= 5,000 N W=1/2k(xi^2-xf^2) W=1/2(1.0x10^4 N/m)[(0m)^2 -(-0.50m)^2] W= 1,250 J That's my answer but I'm not really sure if it's correct
sleek-feathered one
