Penjelasan dengan langkah-langkah:
x = (-b ± √(b² - 4ac)) / (2a)
a = 1, b = 3, dan c = -2.
x = (-3 ± √(3² - 4(1)(-2))) / (2(1))
x = (-3 ± √(9 + 8)) / 2
x = (-3 ± √17) / 2
x = (-3 + √17) / 2 atau x = (-3 - √17) / 2
HP : {(-3 + √17) / 2, (-3 -√17) / 2}.
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Penjelasan dengan langkah-langkah:
x = (-b ± √(b² - 4ac)) / (2a)
a = 1, b = 3, dan c = -2.
x = (-3 ± √(3² - 4(1)(-2))) / (2(1))
x = (-3 ± √(9 + 8)) / 2
x = (-3 ± √17) / 2
x = (-3 + √17) / 2 atau x = (-3 - √17) / 2
HP : {(-3 + √17) / 2, (-3 -√17) / 2}.