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γµͼֱy=x+bͼʱbȡֵΧ
2