2016-2017学年九年级数学上册 第4章 一元二次方程检测题（pdf，无答案）

!
!"
#$%
!
"
!
"
!"#$
%$&'()
+,
!"#
!
#!"#
$
#!"#
"
$%
&'
(&
&
#
!
!"
$
#
$
$
"
%
-.,
)
(&
&
+,
-.
/.
&
%!
$&
!
"#
!
"!
!"#$%&'()
+
,-
.%&'()
+
,-
/0%'12345+
6
"''#!
789:+
!
!
!
!
''''
''+'''''''-''+'''''''
''+'''
-
+
()"#"%
"#
$&
,)"#"%
"#
$&
.)$&"%
"#
"#
/)$&"%
"#
"#
!
+
!!
"
"
0
"''#!
$-;<9:
'=>
+
+
+
+
+
+
()"
!!"
!
,)"
!
.)"
!
/)"
!!"
0
%
!
%
!
!
$!"!0%$$
#
!
1
!
"#
1
!
@AB
C$DE9F'GHIJK
L'49FGM
NO'PQ>
"''#!
6RSTDGH'PQ>
!
!
!
!
()%00
1
,)&"
1
.)%!%
1
/)%""
1
!
-
+
"!
"
""
!
0!
"''#!
UV9W=9:
O8V9EX'>
!
!
!
!
+
-
+
+
+
()""
!#
!
,)""
!#
!
.)""
!#
!
/)""
!#
&
!
+
-
2!
"!"
"
!"
0
!
"
"
"''#!
YZ
>$-;<9:
'[\
6
']>
%
!
%
!
#!0
$!!
%!
!
/)"
!
-
+
&!
"
"
!"
&
0
!
&
"''#!
YZ^_
'$-;<9:
`[abc'de\
6
']>
()"
,)
"
.)%
/)
%
-
+
3!
""
!#""
$#
0
"''#!
9:
'=>
+
+
+
+
+
+
#!"
!
$!"
$
%!"
!!"
$
/)"
!!"
$
%
!
%
!
!
+
#!
%
!"
$"
%
0!
"''#
!
UV9W=9:
$fghi
j
$
%
!
+
"
"
&&&&"%#
!
!
$
4
%%
!
-
+
"
"
&&&&"!#
!
"
"
$
%%
!
+
""
#
&&&&"$#
!
"
$

5%%
$
%%
+5
+
"
!6"
&&&&""#
!
!
!
()"%#
,)"$#
.)"$#
/)
#
!
%#
$
&
$
$
"!
&
/0,
)
(&
&
+,
-.
/.
&
!
+
4!
"
"&
$#"
!"
%
0
!
&
'''''''
k^_
'9:
>$-;<9:
6
lm'Mn>
!
+
-
+
+
%0!
"
%
"
"
'"
2
0
!
"
'''
k
>^_
'9:
'$a\
6o9:'p$a\
%
!
''!
!
7
-
+
%%!
(
2!
#$%
"
"
$
("
#
0!
#$%
YZqe
k!
'r42lm^_
'9:

6!
's4>
'''''!
%!!
!2
!
$&
!
"!
!t)u%&'vw>
,-
xyz%&'vw{|}
,-
/12%345+
'''''''!
\~ 89:>
!
-
-
+
%$!
"
"
"&
)#"
&)
%
0!"'"
!
YZ^_
'9:
>o9:'[ade\
.a
%
!
!
!
!
!
7
-
7
-
%
"
"(
""
&)(
"
"
&
)!
'''''''''!"

!
"
"
#
6EX ' >

%
!
%
!
%
!
#
+EX ' `
)
&
!
!
-
+
-
+
-
%"!
&!)
&
&&
"
0!)
&)
"
0!
&
)!
'''
YZde
lm

"
6
']>
&
)
''!
#
!%2
#
$%&%%3%%#
&
$
%4%!0%!%%!!
#
$!$%!"
%0
$
3#
"
1
23,
&
/
&
/
&
/
&
0
&
%2!
%
U '9W=OP'9:
!
!
+
+
"%#""
2#
4
0(
"!#$"
%
&"(
%

!
!
-
"$#"
"
!
$#"
+
+
-
&
0(
""#"!"
%#
""$"
!#
3!
!
+
-
+
%&!
"
%
"
'"
2
0
!
'
"!
YZ
>9:
'$a\

'] 9:'p$a\
%
!
!
-
+
%3!
"
""
!
0
"
0)0%#

'=
X}
!
+
-
-
-
%#!
"
%
$!
""
%#
"""
%#
"
!YZ
e
']
%4!
!
"
!
!$ 0 ' 7
0 2+
,-
7
!
%
!)&
!
¤ 34
YZ
'7 +
,-
/7 120 34'§ 5
"!
+
"%#
"
$
''''''
(
U¨
' e
'7 +
,-
"!#
$
3)%"&
!
"!

' +
,-
7 120 34'§ 5
!
-
-
+
!0!
"
"
""
!(
0
!
(
(
k^_
'$-;<9:
`[ade\

' ]
'°±q
!
e]
!%!
%
"0
81
!
· O d
$\4+
' [
0$ $a
!
E9F
!
"%#
2#
81
!
)
T[aE9F'PQ c_

!
"!#
%
"#
81
+!
)

T[aE9F'PQ 7 c_
' W

!

!
!
!"
#$%
!
-
-
+
!!!
"
"'
%#"
!'"
'
%
0!
^_
'$-;<9:+
"%#
(
9:'\
"!#'
!
)
+ qe
o9:'[a\ +Eqe
!$!
!
!0
+
+= ×UB 
! à
á- # × UB'
B :

!!0%$
!(
&00
+!
$ è'éê

#i éê' ìIí
,-U_
B :
y
!!0%2
+%%3&
!
0 b '345 à
#y à
B :
,-
"%#
(
+
(

# à
B :
' 12345
"!#
!0%$
!0%2
!(
)
C
}

#. { à B : òó,-
!"!"!0%$
#
!
!
"
%"9#
÷
i P'ùú
ü $PQ' |
\~!
"
%":#
!
!
" #$19%& '(19&
!
!
T)vUPQ^
= '9W
+,'e-^
./ 012F,3
''''!8"'''''''''''!;"'''''''''''!<"
"
%
1
,
-
4567
=
=
=
%"3
"$!2&
2"!34
3%!&&
!
%0
8 
>$9:;e a;e< >
'[a[
!
)
;eb='7
>>7 }$)679W
%
/ @A
=
!
"3
"$
%
UBF'PQ [aEe'=Q

+è
=
"%#
"3
"$
!
"
%"8#!
"3
"$
"0!
$
C4+
L+
'BF
!
{Ta
'BFCDrEO4
L
'
!
!
$M
FG}RBF'IP
=
-
-
=
"!#
%
!"3
"$
""3
3
$#
"0
H
RBFPQ7 `[) ' |9
'BFPQI
'
=
=
+
-
=
-
=
+
=
=
-
=
+
$
3
!
"3
"$
""0
%0#
"0
$
3
2
"
%00
$
3
!0!%!
BFJDIK
'BFPQ
L
=
"3
"$
%
"
%
"
!
%00!
$
UM< N
'679W>
:;e<
O
' J
b=
í=
OIa;e<
3
!
!
J
'Q
P Q7
%
RS8T
!
%0
"
#%
'
[a:;e a;e< >
'[;eb='679W>
UM< N
'
'
'!
,
-
459:
!
-
+
>
%
"
!"
$2
0""
0#)
8 
U!=$-;<9:
%
/ @A
$
-
+
"%#
%"""
!#
$2!
F
-
"!#
"
!!
"
!
"
%";#!
CVa4+
L+
'BF
PW!
!
-
-
-
"$#
%
!""
"
!#
"
!!
"
H
! 'XE9F'PQ7 `[) ' |9
IVa4
L
!
!
!
'BFPQ
OI Yr4+
' E9F'PQ
!
!
-
-
+
-
-
""
"
!#
""""
!#
!
L
-
+
"""
!#
$2
!
!
-
-
+
=
-
6""
"
!#
"
$2
!
!
-
+
6"!"
!#
%""
>
"
0!
+
6"
2
-
+
>
>
>
%
"
"""
)#
""
0!)
0!
0#
!
RS8T
^_
'$-;<9:
'=
!
!
"
!
Z[IN459W
C !
\ / @Aj]
U^_I`a_C!
bcb^
#
d '4
,
-
45 c^
-
-
-
>
%
"+
$#"+
!#
!+
2
"
+
0#)
8 
UQUBFPQ
J
'X ^

%
/ @A
-
-
"%#
+
$!
+
!
!
"
%"<#
!
C4
L
'BF
e!
9 f
-
+
-
-
-
"!#
%!+
2
"+
$#
"+
!#!
F
-
-
-
"$#
%
"
%"<#
"+
$#"+
!#(
"+
H
!
XBF'PQ7 +
gh PQ7 +
=
-
-
-
>
-
-
$#
%!
+
!!
"+
$#"+
!#
"+
$#
Ci 'PQ7
!F' Jqj'^
7Z
-
-
-
>
-
"+
!#!
"+
$#"+
!#
!+
2!
L
%
RS8T
>
>
-
&
!!)
!
!
&)
&
)
!



J
'X ^
+
-
+
-
>
>
!
&
!
'!)
!
,"'
0!,
0#!
!
!
\~
/
Z[IN459W
C !
\ /
"
!
#!
@Aj]
U^_I`a_C!
bcb^d '4
"