tolongJawab SoaL matematika ini yahhh!!!

(-b+-√b²-4ac)/2a
= (-(-2)+-√(-2)²-4.1.(-10))/2.1
= (2+-√4+40)/2
= (2+-√44)/2
= (2+- 2√11)/2

x1= (2+2√11)/2
= 8,6/2
= 4,3

x2= (2-2√11)/2
= -4,6/2
= -2,3