Mathematics
Senior High
y=1/x2乗-xの三次導関数を求める問題、
下のように2つの分数に分けた方が楽に解けますが、
どのような式のときに分けたら楽だとか分かりますか?
(
= = 2 ( x²³² -x/²² + (1-2x || 2(x²³_^)~²³ - (2x-1||
= − 2 (x²-x)-²-2 (1-2x)(x²-x)²²³ - (2x - 1)
= -2 (x²-x/²² + 2 (1-2x)² (x²-x)~-²)
4 1² = − 2 √(-2)(x²-x) |2x - 1) + (x²-x²)_²
+₂√2-11-2x / ²1 / (x²-x) ²³² +2 (1-2x / ² (x²-x/²
= 4(x²-x) ³² (x-1) + (x²-x) ~²
+/- 1 - 2x1² + (1 - 2x) | (x²-x) ²³²-2 (1-xx ²(x-4)
1) 4 =
C
x²-x
*(x-1)
x-1
a
-X
Y =
G = √² + ==
2x
2
4" =+ 2²-1-24 Gay-
(x-1)²
x
(x-1/³²
you
4² = ²-2-2/2 - 4² +2:22²
6
+-24
(x-1.16
(x-1/
x
624-6cx-14-61x4-64-4x+62²-4x+1/1
xx F(x-1) 4
x²6x=1/4
_614x²³²-62² + 4x + 1) = 6 (2x - 1)(2x² - 2x+1)
x4(x-1) F
246-1/4
a
No
Date
293, 1/4 ==== |_ = (x²-x/²² (n=-²/
x= x
14² = -1 (x²-x)²² - (x²-x/
=- (2x - ¹)(x²-x)-²
もっと簡単な
文字に変形ゾ=(1-2スイスースポ+(1-2x)(ズースパイ
して考える!!
40₂ ====²=6
402=
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