Mathematics
Senior High
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(3) y=-x2+2x+6
=
頂点
-(2x)+6
-
{(x + 1)²-12²+6}
2
~(x+j+7
-2
ソニーx2+2x+6
=(x^2-2x)+6
= = {x² - 1) ²-1² +6
f
軸 直線 x=
H
G
学
6
0
第2
3
4)
Answers
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