ΪʲôҪ֤ʦѧ²̰

ʱ䣺2023-06-15 20:09:16 /طѧ ѧwww.beiweimall.com

ΪʲôҪ֤̰

һѧ֪ʶ״

ѧļܻ꼶Ͱ꼶ѧѧϰ˺ܶ뼸ص֪ʶΪĽһѧϰ֪ʶͬʱѧҲ˺֤ܶۺԵḶ́˳߼˼ά õ˺ܴߣΪϵͳѧϽ߼õĻ.

ѧ ļѧϰУѧѾ˶ԼͼεĹ۲졢Ƚϡֲ²⡢ɵȻԽ 챾ڿεķۡ̽Ȼкܴ .

ѧ

ѧֱѧѧҪһ棬ѧжͼεֱ ۸֤ܶܽʱǻĽۣʱšܿ϶𡷵Ľѧѧֱ۸ʵʽ֮˼άϵײӶʹѧԭеֱ۸оɣ ȷijһк֤ıҪԡˣʱĽѧĿǣ

1.ʵ֤ٷ֤֤ȷ֤ijЩĽȷ.

2.۲졢֤ɵȹ̣ʹѧЩõĽ۲ɣԴ˼ѧĺģӶʶ֤ıҪԣѧʶ.

3.˽ѧ۵ij÷ʵ֤ٳ֤.

ΪʲôҪ֤ͬ

1.˵ȷ( )

A.顢۲ȫжһѧ۵ȷ

B.ǿѧҵ£ûжĹϵ

C.Ȼnn2+n+37һ

D.10ƻŽ9Уһеƻ2

2.нܿ϶( )

A.꣬һ

B.Ļһܱ6

C.Сѧһܻ

D.Ƭһ϶յIJͬһ

3.СǰѧԪԶ㣬εԪҲһ㣬ж_______.(ȷ򡰴)

4.õ( )

A.x=1y=1x=y

B.۲õıĸڽ

C.ʦǹڽ

D.ɹֻ֪һֱ

5.ȷ( )

A.a>bb>ca>c

B.a>bac>bc

C.AOB=BOCǶԶ

D.ǵĺ͵180㣬ôǻΪڲ

7.1ΪʲôҪ֤κϰ

2.ѧκڷֲٳϵԱһôӰӺƽУҿ϶ʱõİ취()

A.ǰ塢ֱߣͨƽǰ֤ӰǷƽ

B.ԼӰӾƽе

C.켸ģͣѧ֪ʶ֤

D.һֱ߽ӰӣͬλǵĶӰƽ

3.˵УǶ;ڴ90СƽǵĽǶ۽;ۻΪ෴Ϊ0;l1l2l1l3l2l3.ȷ()

A.٢ B.ڢ C.ۢ D.ڢ

4.P(P5)һP2124û()

A. B.ֻʱ

C.ǿ D.ֻеP=5ʱ

5.нۣܿ϶()

A.磬Ȼ

B.Ļһܱ6

C.СѧɼһܺãľȻܻһȽ

D.Ƭȫһ֪űȻͬһŵƬϴ

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