Answer:
a=1
b=-12
c=50
x=-b-+√b-4ac/2a
=-(-12)-+√(-12)²-4×1×50/2×1
=12+-√144-200/2
=12-+√-56/2
=12-√56/2 or 12+√-56/2
=12-7.48/2 or 12+7.48/2
=4.52/2 or 19.48/2
=2.25 or 9.74
