Matematika Sekolah Menengah Atas 1 soal MTK. 50+ Please bantu jawab pake cara.Jamin BA.​

winstonkihnulv – March 11, 2023

1 soal MTK. 50+

Please bantu jawab pake cara.
Jamin BA.
​

f (x) = 6 - 5x - x²

Dimana:

x = a

x = b

↓↓↓

a > b

Ditanya.. a - b ?.....

Penyelesaian

f(x)=6-5x-x2

f(x) = 0

0 = 6 - 5x - x²

x² + 5x + 6 = 0

( x + 6 ) ( x -1 ) = 0

X + 6 = 0

= -6

Maka a=1, b=-6

a-b= 1 - (-6)

= 1 + 6

= 7

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