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Can we quote this result without proof? (1 Viewer)

porcupinetree

porcupinetree

not actually a porcupine
Joined
Dec 12, 2014
Messages
664
Gender
Male
HSC
2015
The result I'm referring to is the SHM identity:
v^2 = n^2(a^2 - x^2)
Is it okay to pull out this formula during the HSC exam, without proof?
 
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