Answers

✨ Best Answer ✨

10. 4x ²+11xy-3y ²十字交乘後變成(4x-y)(x+3y)
x=11,y=44代入(4x-y)(x+3y)-1
➡️(44-44)(11+132)-1=-1

11. 題目不完整,不確定是要問什麼

Post A Comment
Were you able to resolve your confusion?

Users viewing this question
are also looking at these questions 😉