Penjelasan dengan langkah-langkah:
6x² − 19x − 7 =0
a = 6, b = -19, c = -7
x = -b±√b²-4ac/2a
x = 19 ± √361+168 /12
x = 19±√529 /12
x = 19±23 /12
x1 = 19+23 /12 = 42/12 = 7/2
x2 = 19-23 /12 = -4/12 = -2/3
Jawaban:
penyelesaian
x= 7/2
x= -1/3
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Penjelasan dengan langkah-langkah:
6x² − 19x − 7 =0
a = 6, b = -19, c = -7
x = -b±√b²-4ac/2a
x = 19 ± √361+168 /12
x = 19±√529 /12
x = 19±23 /12
x1 = 19+23 /12 = 42/12 = 7/2
x2 = 19-23 /12 = -4/12 = -2/3
Jawaban:
penyelesaian
x= 7/2
x= -1/3