Matematika 3x^2 - 8x + 4= 0 gunakan rumus abc!​

alfordcasperulv – April 09, 2023

3x^2 - 8x + 4= 0
gunakan rumus abc!​

Diketahui

a = 3

b = 8

c = 4

Jawab

[tex] \frac{ {b}^{2} - 4ac }{4a} [/tex]

[tex] = \frac{ {8}^{2} - \sqrt{4(3)(4)}}{4(3)} \\ \\ = \frac{64 - \sqrt{ \cancel{48}} }{ \cancel{12}} \\ \\ = 64 - \sqrt{4} \: \sf atau \: 64 + \sqrt{4} \sf \: atau \: 64 + 2 \\ = 64 - 2 \\ = 62 \sf \: atau \: 66[/tex]

HP = { 62, 66 }

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