Mathematics
Junior High
Resolved
求解🙏
解很久了（我數學不好😅
2.美美從一張壁報紙剪下一塊形狀為直角三角形的紙張,其面
積為x²+3x+2(x>0),請回答下列問題,並寫出完整的計
算過程。
2.8
(1)若x²+3x+2可因式分解為 m(x+1)(2x+n),則m 和 n
之值分別為何?
(2)若此直角三角形面積為42,則x的值為何?
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