Mathematics
Senior High
Solved
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-5
7
4 520 525
M 次の2次不等式を解け。 【各3点】
(1) x² - 6x+8 <0
H
(x-2)(x-4) 20
24
(@)
24x24
(3) 4x² - 4x+1≤0
@
-2x²-3x+2 ≤0
Q₁ 20²-
(4) 2x² - 4x+3>0
2+√4-21
M
(1)
(3)
2<x<4
x=1
= 1/1/1
@
3
x-2.1/2≦x
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