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Student Support Forum: 'negative solutions not returned' topicStudent Support Forum > General > "negative solutions not returned"

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Author Comment/Response
Jim Gregoric
09/28/10 10:52am

When f is defined as
f[x_] := (1 - (x^2))^(1/2)
and I enter
f[.75]
Mathematica returns
0.661438
But isn't the solution actually
{0.661438, -0.661438} ?
Why isn't the negative value returned as well?

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Subject (listing for 'negative solutions not returned')
Author Date Posted
negative solutions not returned Jim Gregoric 09/28/10 10:52am
Re: negative solutions not returned Toen 09/28/10 12:11pm
Re: Re: negative solutions not returned Jim Gregoric 10/04/10 1:05pm
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