Mathematics
Senior High
⑶と⑷途中式教えて下さい。下に答えは書いてあります お願いします
1.30 問9.(1)x+3x1=0 (2)4x4x+10
-33-4×1x1
-3513
=
19+4
(4)3x+1=0
X=
2x1
16c0 異なる2つの虚数解
(3)x²-6x-3:0
36
36+12
6±√+6-4×1x(-3)
2x1
x=4-442-4×4×1
2×4
=4÷16-16
8
$150
82
2
x=3=3±7
4.
閉
8
-12+√-69--12±81
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