Mathematics
Senior High
Resolved

この問題が解説みてもわからないので細かめに教えてください。

(7) 2の十c8一322c SR = (447)- 7t21( - 3 = 4は 0條342(0r24C ) = 14)6『-3At2C(AL8+C) -3A4(Ar4c - (042fC)1(AFArc7ーュ0ムラ6 -3C00 = (4+4+Cう(イー 24 - 6C- C)

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