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단원 6: 이차방정식의 근의 공식

이차방정식의 근의 공식

다음 이차방정식을 푸세요.

6, plus, 2, x, squared, minus, 3, x, equals, 8, x, squared

(A 선택)
x, equals, 3, comma, minus, start fraction, 1, divided by, 2, end fraction
(B 선택)
x, equals, start fraction, 5, plus minus, square root of, 57, end square root, divided by, 16, end fraction
(C 선택)
x, equals, start fraction, 1, plus minus, square root of, 17, end square root, divided by, minus, 4, end fraction
(D 선택)
x, equals, start fraction, minus, 4, plus minus, square root of, 34, end square root, divided by, 3, end fraction

어려운가요?