代入消去法
7th - 9th Grade
•9 Qs
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代入消去法
Quiz
•
Mathematics
•
7th - 9th Grade
•
Practice Problem
•
Hard
高 毓婷
Used 5+ times
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
此題若要用代入消去法，應該如何做？
將（1）代入（2）
消去x
將（1）代入（2）
消去y
將（2）代入（1）
消去x
將（2）代入（1）
消去y
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
使用代入消去法，將（1）代入（2），會得到什麼？
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
用代入消去法解此方程組，會得到以下哪個式子？
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
使用代入消去法，消去y後，得到x=?
8
1
11
-1
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
用代入消去法解此方程組，得到x=?答案寫數字
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
用代入消去法解此方程駔，得到解為何？
答案形式：x=# y=@
8.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
利用代入消去法，解出x=?(答案填數字)
9.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
此題不能用代入消去法
將(1)變成x=-2y+9，就可以代入
將(1)變成x=9+2y，就可以代入
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