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There are two positive integers  for which the equation

5x^2 + 13x + c = 0

has rational solutions. What is the product of those two values of c?

 Mar 13, 2021
 #1
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sqrt(169-4(5c))

sqrt(169-20c)

 

8 and 6

8*6 = 48

 

-Baljeet

 Mar 14, 2021

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