100 Tricks to Appear Smart in Meetings: How to Get by Without Even Trying

100 Tricks to Appear Smart in Meetings: How to Get by Without Even Trying

Matematika matematika kelas XI polinomial​

matematika kelas XI polinomial​

Jawaban:

E. 4/3

Penjelasan dengan langkah-langkah:

Menurut teorema vieta:

x1x2 + x1x3 + x2x3= c/a

Dua yang lain:

x1+x2+x3= -b/a

x1x2x3= -d/a

Maka:

x1x2+x1x3+x2x3= 4/3

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