Mathematics
Senior High
Solved
合ってますか？
V2-1
問 38 x=3+2V2, y=-
のとき,次の式の値を求めよ。
/2+1
(2) xy
(3) x+y°
D p.30回,p.483.
(エt)(6-リ
(3)(メナー22と
(Uxt4
=(3+22)(3-22)
(ソルそ
-(3+26(3-2E)
36 -2
6
9-8
ニ4
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