how many real solns to 1/5 log (base 2) x = sin (5 pi x)?  TOPIC_SOLVED

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how many real solns to 1/5 log (base 2) x = sin (5 pi x)?

Postby theshadow on Mon May 18, 2009 5:22 pm

How many reall numbers x satsify the equation:

1/5 log (base 2) x = sin (5 pi x)?
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Re: how many real solns to 1/5 log (base 2) x = sin (5 pi x)?  TOPIC_SOLVED

Postby maggiemagnet on Mon May 18, 2009 11:13 pm

Since they only asked you for "how many" solutions there are, you could do a graph, and count the crossings. You don't actually have to find the values. :thumb:
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Re: how many real solns to 1/5 log (base 2) x = sin (5 pi x)?

Postby theshadow on Tue May 19, 2009 4:11 pm

hadnt thought of it that way :oops: :roll:
thats easier
thanks
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