2024北京四中初一3月月考数学(教师版).pdf
2024北京四中初一3月月考数学参考答案1.B.2.D3.B4.C5.D6.C7.B8.A9.D10.B.11.π.(不唯一).12.M.13.±√6.14.①.15.(1)-1,-3.14,√9,0.777…(2)√3,π,√6-√2,−√22(3)√9,0.777…,√3,π,√6-√2,(4)-1,-3.14,−√22.16.>,>,>,>.17.3.18.(1)±2.(2)±√3(3)-2,4.19.√2-1.20.421.-2019,-2019.22.(1)原式=10-3=7.(2)原式=4-(-2)=6.(3)原式=-3+3-(-1)=1(4)原式=4+13-2=7323.解:(1...
2025-07-22
1.48MB 5 页 4
4
免费