Mathematics
Senior High
色の塗り方が分からないです……
10. 座標平面において, 不等式
の表す領域を図示せよ。
(
(x+y−1)(x²+y²-2y-1) 20
x+y-120
2
x ²³² + y ² - 27 -1 = 0
X ²1 (7-1)² -1 -1 ² 0
yコーxC+
X ² + (-1)3 ² 2
2-14-1) --
L
-√21
12
-√2
7=67=0
( 21 愛媛大)
HO
または
~#1 =12"
g2-6g+9=13
7² 67(= 4
xay E0
x² + y²=27-1 ≤ 0
2
x ² + (1 - 1) ² - 1 - 1 = 0
(4-3) ²-9-4
jev
7==x+1
y = -x + 1
x² (1²) ²21
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