杭州市下城区中考数学一模试?解析? - 百度文库

2016㽭ʡ³пѧһģԾ

120֣

һѡ⣺10С⣬ÿС3֣30֣ 1иʽȷǣ A20

=0

B31

=3 C

=3 Dtan60=

2жθʽУθʽǣ A

B

C

D

3Уȷǣ

Ax3

?x3

=x6

B3x2

+2x3

=5x5

Cx2

3

=x5

Dx+y2

2

=x2

+y4

4P1mmڵڶޣйϵʽȷǣ A0m1 Bm0 Cm1 Dm0

5һԲҶͲͼʾĸͼǣ

A B C D

6y=УԱxȡֵΧǣ

Ax٩2 Bxݩ2 Cx2 Dx2 7Уǣ Aһڱȵƽı

BııеɵͼǾ

CƽңֱֱֱңƽԵĻ DȵԲĽԵĻȣԵҲ

8ڶκy=x2k+3x+k+3k+2бȷǣ ٺͼ󿪿

kȡֵʱͼܽy kȡֵʱͼxĽľΪ1 ܵk

ʱͼĶڵޣ

2

2

A٢ڢۢ B٢ۢ C٢ D٢

9ͼһŰ뾶Ϊ1ԲֽƬڱ߳Ϊaa3

ڣԲֽƬܽӴIJ֡ǣ

Aa B4Уa C D4

10ͼ֪ƽֱϵxOyУOԭ㣬AǺy=

ͼһ㣬AOӳ߽y=

ͼ

22

ڵCCBxᣬABC6kֵǣ

A

B2 C3 D4

⣺6С⣬ÿС4֣24֣

11|5|=

12ͼ֪ab1=6520䣬2=

13ͼij218յ23ŨȵͳͼŨȵλ g/cm

2

14ͼ֪ABCDEFı߳5PADϵһ㣬PE+PFСֵ

15Сһ״IJ˵أΪ40ףһֱˮӲ˵شˮǡôֱƽֵεһˮ˵زֵijΪ15ףˮĿƣβ˵صΪ ƽף

16ͼκy=x3ͼx·IJxۣᷭͼಿֱֲ䣬γµͼ󣬵ֱy=x+bͼʱbȡֵΧ

2

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