1. X² - 5x + 4 = 0 2. X² + 7x - 18 = 0 3. 2x - 9x + 10 = 0 Tolong bantu jawab makasih
Matematika
zahrast
Pertanyaan
1. X² - 5x + 4 = 0
2. X² + 7x - 18 = 0
3. 2x - 9x + 10 = 0
Tolong bantu jawab makasih
2. X² + 7x - 18 = 0
3. 2x - 9x + 10 = 0
Tolong bantu jawab makasih
1 Jawaban
-
1. Jawaban shefshef
1. X² - 5x + 4 = 0
x² - 4x - x + 4
( x - 4 ) ( x - 1 )
2. X² + 7x - 18 = 0
x² + 9x - 2x - 18
( x - 2 ) ( x + 9 )
3. 2x - 9x + 10 = 0
2x - 10x + x + 10
(2x - 5 ) ( x - 2 )