Question

mohon bantuannya
1. X1 = -5
X2 = -5

2. X1 = 6
X2 = -7​

Answer 1

Verified answer

Penjelasan dengan langkah-langkah:

x1 = 5 dan x2= 5

[tex](x - 5)( x - 5) = 0 \\ {x}^{2} - 5x - 5x + 25 = 0 \\ {x}^{2} - 10x + 25 = 0[/tex]

x1 = 6

x2 = -7

[tex](x + 6)(x - 7) = 0 \\ {x}^{2} - 7x + 6x - 42 = 0 \\ {x}^{2} - x - 42 = 0[/tex]