If the revenue for selling x units of a product is given by R=x(25-1/2x), find the number of units sold if the revenue is $294.50

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- August 31st 2007, 11:38 AMharryrevenue
If the revenue for selling x units of a product is given by R=x(25-1/2x), find the number of units sold if the revenue is $294.50

- August 31st 2007, 11:43 AMJhevon
- August 31st 2007, 11:51 AMharry
actually i got stuck...

294.50=x(25-1/2x)

589=50x-x^2

we get x^2-50x+589=0

now solving this quadratic equation we get x1=19 and x2=31

now hat should i choose the value of x? - August 31st 2007, 11:59 AMJhevon