Q(1/5)
x² - 3x - 10 = 0![]()
x² - 3x - 10 = 0
Penjelasan dengan langkah langkah:
x² - 3x - 10 = 0
= ( x + 5 ) = 0 atau ( x - 2 ) = 0
= ( x + 5 ) ( x - 2 )
x = - 2
x = 5
Pembuktian
-5 + -2 = 3
-5 × -2 = 10
Semoga Membantu
Answer By Manda ♥
x²- 3x - 10 = 0
» x²× 5x + 2x - 10 = 0
» x(x - 5) + 2 (x - 5) = 0
» (x - 5) (x + 2) = 0
» x - 5 = 0 atau x + 2 = 0
» x - 5 = 0
» x = 5
» x = 5 atau x = -2
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