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January 31, 2015

January 31, 2015

Posted by **Riana** on Thursday, December 27, 2012 at 9:38pm.

ii) 9x^2+y^2=16

Are these both function or nor a function? if so then how?

- math -
**Steve**, Thursday, December 27, 2012 at 11:11pmi) is a function, because each distinct x corresponds to a distinct y.

ii) is not, because there is a + and a - value for y for each value of x.

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