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x₁ = 3
x₂ = -4
B.)
x₁ =
x₂=
a=1 x= -b+-√b²-4(a)(c)/2a
b=7 x= -7+-√7²-4(1)(10)/2(1)
c=10 x=-7+-√49-40/2
x=7+-3/2
x=7+-3/2
respuesta: x=7-3/2=-4/2 x= -2
x=7+3/2=-10/2 x=-5