Question 411322

for equation ax^2 +bx +c =0

sum of root = - b/a 

product of root = c/a

   
assume a = 1 then   -5 + (-7) = - b  i.e   b = 12 

-5 * (-7) = c   i.e c = 35


so, equation is  

x^2 +12x + 35 = 0