The teacher will be very surprised to see your correct solution 😉
______________ / 2 2 \/ 4*x + 1250 *1/3500 = x
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(0)^2 - 4 * (-3062499/3062500) * (25/196) = 3062499/6002500
x1 = (-b + sqrt(D)) / (2*a)
x2 = (-b - sqrt(D)) / (2*a)
_________
625*\/ 3062499
x1 = ---------------
3062499
sum
_________
625*\/ 3062499
0 + ---------------
3062499
=
_________
625*\/ 3062499
---------------
3062499
product
_________
625*\/ 3062499
1*---------------
3062499
=
_________
625*\/ 3062499
---------------
3062499
625*sqrt(3062499)/3062499