Mathematics
Senior High
高校 数Ⅱ
なんでこんなに簡単に答え出てるんですか( ᐪ ᐪ )
途中式教えてください誰か〜😭🥹
1 (x²+x+2)5
| 式を展開しなさい。
x¹0 + 5x⁹ +20x³ + 50x7 +105x6 +161x5 +
+ 200x3 + 160x2 + 80m +32
2
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