2232233222222322332222學(xué)年七年下期末考數(shù)學(xué)試卷一選題共10小題，分分每題3分AaBaaC

Ca

Da315xA1

B2

C3

D3x15xx354x235x12aAaaCa+1

Ba1Daa+1DABCDBBCCDD第1頁(yè)共12頁(yè)

2222222222222222222222222DEFCDM65A25

B50

C65

D70CB65NEFDEF65AEN6550AC

BDBCD

??x14

+1a

bab4xy+4A1

B2

C3

D2??4

1+11，2aa

b+b+第2頁(yè)共12頁(yè)

222222

xyyx2CDBABCAABDCACDBBADDCBCBOCODDABACBDCB

ABCDCBABDCB

ABCDCBAASBCCOACBDCB

ABCDCBAASDACBDD+3

+5x

A1Bxx第3頁(yè)共12頁(yè)

||k+3xkk21k36+53x1

k410RtBAC90DEAAFBCAC6ADCFA12

BC

D12AFAEFDEB

DEBAASBDBCAFCADCFADCAFCeq\o\ac(△,+)ABD

12

12D二填題共8小，滿24分，小分第4頁(yè)共12頁(yè)

444444150301263010360003.61013100018x{

????8

??

x??

??

??8

??

??

??

??8

??

14ABCBADADC100ABCC30BBACC100第5頁(yè)共12頁(yè)

2mn2m+nmnm22mn2m+nmnm21DAB50DABB15a25a5a20

2016FDABACBCB75BDF30DEADEADE75303017x{

34{2x13第6頁(yè)共12頁(yè)

3022﹣30222232222+2223022﹣30222232222+22222222223a4182ABCAD2ABADABCABDSASDABDABCABCABDASAAD三解題共10小題，分分19113.14﹣22+221）2

+8+102+224aa201+2abab2xmn+ynma

32

ba+bab2xmn+ynmxmnyyyy第7頁(yè)共12頁(yè)

22221

7x142x231??22{

??2

2+5x+22

??2

x3x23xx+3x+31

2x3x3x+3x3x93x3?71x2

2bxcABC第8頁(yè)共12頁(yè)

22223??72??9

??73??①{②{2??2??733??7x2??972x32x34aba4a4cABCa33c5△a34c△a44c67△

7＜324xx3613x+2x+x

5??+235??+23

1第9頁(yè)共12頁(yè)

331a525ABCDBC1231ADE12AEBCECADC31+DACDACBAC1+B+

ABCADE2BCEDAE2321ExDAEx41ADABECABDxABD+4+4x20EC第10頁(yè)共頁(yè)

22131022222222213102322131022222222213102326x6+

x0+

x

13xxy+4+19xxy++4x4x3xy+x1＝03x113x1x131222

12

10

27BA3B3AB1A1B25032000AxwxBA2第11頁(yè)共頁(yè)

1253x254325+1w+70050120x43w12043+35000