Bradford T. answered 02/26/21
Tutor
4.9
(29)
Retired Engineer / Upper level math instructor
x2−14x+49=−27
x2−14x+76 = 0
x = (-b ±√(b2-4ac))/2a
= (14 ±√(142-4(1)(76))/2
= (14 ± 10.4i)/2 = 7 ± 5.2i
Abraham I.
asked 02/26/21x2−14x+49=−27
x=
Bradford T. answered 02/26/21
Retired Engineer / Upper level math instructor
x2−14x+49=−27
x2−14x+76 = 0
x = (-b ±√(b2-4ac))/2a
= (14 ±√(142-4(1)(76))/2
= (14 ± 10.4i)/2 = 7 ± 5.2i
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