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TRTIONG T}IPT LAC THIJY
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go.n
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Cda
2. Tinh th6 tich
Vr ctia
khdi
da diQn
sau, bi6t ring c5c
g6c
& ctinh dAu bing 900
2
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ph6ng
tqa
d0 Oxy,
ggi
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va
(I)
16n luqt
ld dO thi cria hai hdm sd
13
y:
*
_
x+
_
vd
y
=
l*1.
(D)
va
{e
c*tnhau
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tai MvitN.
Tinh diQn tich
tam
giiic
OM^[.
tl
tt
r_l
Cflu 4. Tim
tflp
nghiQm
cria hQ
phucrng
trinh sau:
DE CHIIVH THTIC
MA EE 278
Thdi
gian
ldm bdi:
fP
phtit,
khdng kA thdi
giaru pltdt
d€
1O€
tni cb OS trang,
gdm
25
ciu)
rY rrU TUYEN SINH vAO LOP 10
NAMHQC 2ot7
-2018
on rnr u6N roAN
(DANH
CHO
THi SINH BAN A)
Ngny thi:
19 thing
07
nim 2017
Cf,u 5. MQt
phAnxu&ng
theo
k6
hoach
phii
may 1000 bQ
qudn
6o trong th&i
gian quy
dinh. Khi thpc hiQn, m6i ngiy
xu#ng may
nhi6u
hcrn 10
bQ vd hoan thinh k;5 hopch
tru6c 5
ngdy.
Hoi theo kti hopch, m6i ngdy
Cffu 6. Tim m
x'-2x-2m+1=0c6
de
phuong
trinh
hai nghiQm
xt,xz
Cffu
7. Tinh
dipn tfch S
trong hinh vfi
tga dQ c6c
(7;6),
{4;1)
vd
(2;
1).
cria
hinh
thang
dinh ld
(1;
6),
{tt*+zy
=20r7lxtl
l*
-2Y
=
3xy.
DIEM
SO
PIIACH
@o
Chrt
fich
HAi ddng thi
ghi)
GIAM KTIAO
Gi6m kh6o
1
Gi6m khflo 2
vne
ohii
mav bao nhi€u
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