himpunan penyelesain 4ײ+8×+1=0
Matematika
iqbal921
Pertanyaan
himpunan penyelesain
4ײ+8×+1=0
4ײ+8×+1=0
1 Jawaban
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1. Jawaban 4LL
langsung aja yy
4x² + 8x + 1 = 0
a = 4
b = 8
c = 1
X1,2 = -b ± √b² - 4ac / 2a
X1,2 = -8 ± √8² - 4(4)(1) / 2(4)
X1,2 = -8 ± √64 - 16 / 8
X1,2 = -8 ± √48 / 8
X1,2 = -8 ± 4√3 / 8
X1,2 = -2 ± √3
maka
X1 = -2 + √3 atau √3 - 2
X2 = -2 - √3
jadi HP {(√3-2) , (-2-√3)}
semoga berguna +_+