Materi : Bentuk dan Persamaan Kuadrat
x¹ = 2⅓ = 7/3 , x² = -1⅖ = -7/5
( x - x¹ )( x - x² ) = 0
( x - 7/3 )( x + 7/5 ) = 0
x² - (14/15)x - 49/15 = 0
Semua dikalikan 15
15x² - 14x - 49 = 0
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]
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Materi : Bentuk dan Persamaan Kuadrat
x¹ = 2⅓ = 7/3 , x² = -1⅖ = -7/5
( x - x¹ )( x - x² ) = 0
( x - 7/3 )( x + 7/5 ) = 0
x² - (14/15)x - 49/15 = 0
Semua dikalikan 15
15x² - 14x - 49 = 0
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]