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Question 42

 
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PostPosted: Sun Aug 02, 2009 9:32 am    Post subject: Reply with quote

There is a problem with the algebra when solving for k.

I have k = (2pi/T)squared x m

And the answer I have is 9 x 10squared

Please verify.
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mcat_premed3832



Joined: 19 Oct 2006
Posts: 413

PostPosted: Sat Aug 15, 2009 12:18 pm    Post subject: Reply with quote

The math in the Explanation is correct.

T = 2pi root (m/k)

root (m/k) = (T/2pi)

m/k = (T/2pi)^2

m = k (T/2pi)^2

m / (T/2pi)^2 = k
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