x^2 - 3x + 4 > x + 1
Matematika
yosafif
Pertanyaan
x^2 - 3x + 4 > x + 1
2 Jawaban
-
1. Jawaban krizky
x^2 -3x + 3 > x
x^2 > x + 3x -3
x^2 > 4x -3
x > 4 - 3
x > 1 -
2. Jawaban Aqell
x² - 3x + 4 > x + 1
x² - 3x - x + 4 - 1 > 0
x² - 4x + 3 > 0
(x - 1)(x - 3)
x = 1 x = 3
syarat numeruuss
1. a. x² - 3x + 4
1² - 3(1) + 4
1 - 3 + 4 = 2 --- memenuhi
b. x² - 3x ....
3² + 3(3) + 4 = 22 --- memenuhi
HP ( 1,3)