show that cost*(1/a*sinat) = sint*cosat
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Originally Posted by action259 show that cost*(1/a*sinat) = sint*cosat I don't understand your notation. RonL
Originally Posted by action259 show that cost*(1/a*sinat) = sint*cosat Is this ? or ? or ? In any of the above cases, I have doubts about the statement's truth. -Dan
Last edited by topsquark; August 27th 2006 at 12:12 PM. Reason: Addendum
sorry about the confusion it should be
Originally Posted by action259 sorry about the confusion it should be When I meddle with this expression a bit I get that which simply isn't true. Is there a typo here, or is there possibly some restriction on the problem? (Or are we possibly solving for a?) -Dan
Using a table of LaPlace transforms. Multiply: = .....[1] Now, and and the result follows from [1].
Hmmm...I appear to be missing something in the notation. Ah well. -Dan
Originally Posted by topsquark Hmmm...I appear to be missing something in the notation. Ah well. -Dan Your not the only one. Looks as though there may be a forest of s missing here. RonL
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