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Matematyka-ZNO 2021-osn sesiya

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ǵȜȦȖȠ
ǿdzǾȀǶȂǥǸǮȄǥǷǻǮǾǼǯǼȀǮ
ǵǺǮȀdzǺǮȀǶǸǶ
ȅȎȟȐȖȘȜțȎțțȭ²ȣȐȖșȖț
ǾȜȏȜȠȎȟȘșȎȒȎȱȠȪȟȭȕȕȎȐȒȎțȪȞȳȕțȖȣȢȜȞȚǰȳȒȝȜȐȳȒȳȒȜȕȎȐȒȎțȪ²ǰȖȚȎȱȠȓ
ȝȜȕțȎȥȖȠȖ Ȑ ȏșȎțȘȡ Ǯ ǾȜȕȐ·ȭȕȎțțȭ ȕȎȐȒȎțȪ ² ǰȖ ȚȎȱȠȓ ȕȎȝȖȟȎȠȖ
ȐȏșȎțȘȎȣǯȠȎǰ.
ǾȓȕȡșȪȠȎȠȐȖȘȜțȎțțȭȐȟȳȣȕȎȐȒȎțȪȏȡȒȓȐȖȘȜȞȖȟȠȎțȜȝȳȒȥȎȟȝȞȖȗȜȚȡȒȜ
ȕȎȘșȎȒȳȐȐȖȧȜȴȜȟȐȳȠȖ
ǾȓȕȡșȪȠȎȠ ȐȖȘȜțȎțțȭ ȕȎȐȒȎțȪ 1–26, 30 ȳ 31 ȏȡȒȓ ȕȎȞȎȣȜȐȎțȜ ȭȘ ȞȓȕȡșȪȠȎȠ
ȒȓȞȔȎȐțȜȴȝȳȒȟȡȚȘȜȐȜȴȎȠȓȟȠȎȤȳȴȒșȭȐȖȝȡȟȘțȖȘȳȐȭȘȳȐȖȐȥȎșȖȚȎȠȓȚȎ
ȠȖȘȡțȎȞȳȐțȳȟȠȎțȒȎȞȠȡ
ǾȓȕȡșȪȠȎȠȐȖȘȜțȎțțȭȐȟȳȣȕȎȐȒȎțȪȏȡȒȓȕȎȞȎȣȜȐȎțȜȭȘȞȓȕȡșȪȠȎȠȒȓȞȔȎȐ
țȜȴ ȝȳȒȟȡȚȘȜȐȜȴ ȎȠȓȟȠȎȤȳȴ Ȓșȭ ȐȖȝȡȟȘțȖȘȳȐ ȭȘȳ ȐȖȐȥȎșȖ ȚȎȠȓȚȎȠȖȘȡ țȎ
ȝȞȜȢȳșȪțȜȚȡȞȳȐțȳ
1.
2.
3.
4.
5.
ǥțȟȠȞȡȘȤȳȭȧȜȒȜȞȜȏȜȠȖȐȕȜȦȖȠȳ
ǽȞȎȐȖșȎȐȖȘȜțȎțțȭȕȎȐȒȎțȪȕȎȕțȎȥȓțȜȝȓȞȓȒȘȜȔțȜȬțȜȐȜȬȢȜȞȚȜȬȕȎȐȒȎțȪ
ǾȖȟȡțȘȖ ȒȜ ȕȎȐȒȎțȪ ȐȖȘȜțȎțȜ ȟȣȓȚȎȠȖȥțȜ ȏȓȕ ȟȠȞȜȑȜȑȜ ȒȜȠȞȖȚȎțțȭ
ȝȞȜȝȜȞȤȳȗ
ǰȳȒȝȜȐȳȒȎȗȠȓ șȖȦȓ ȝȳȟșȭ ȠȜȑȜ ȭȘ ǰȖ ȡȐȎȔțȜ ȝȞȜȥȖȠȎșȖ ȗ ȕȞȜȕȡȚȳșȖ
ȕȎȐȒȎțțȭǰȖȘȜȞȖȟȠȜȐȡȗȠȓȭȘȥȓȞțȓȠȘȡȐȳșȪțȳȐȳȒȠȓȘȟȠȡȚȳȟȤȭȐȕȜȦȖȠȳ
ǻȎȚȎȑȎȗȠȓȟȭȐȖȘȜțȎȠȖȐȟȳȕȎȐȒȎțțȭ
ǰȖ ȚȜȔȓȠȓ ȟȘȜȞȖȟȠȎȠȖȟȭ ȒȜȐȳȒȘȜȐȖȚȖ ȚȎȠȓȞȳȎșȎȚȖ țȎȐȓȒȓțȖȚȖ țȎ
ȟȠȜȞȳțȘȎȣDzșȭȕȞȡȥțȜȟȠȳǰȖȚȜȔȓȠȓȴȣȐȳȒȜȘȞȓȚȖȠȖȐȳȒȳȞȐȎȐȦȖ
ǥțȟȠȞȡȘȤȳȭȧȜȒȜȕȎȝȜȐțȓțțȭȏșȎțȘȳȐȐȳȒȝȜȐȳȒȓȗǮǯȠȎǰ
1. ȁȏșȎțȘǮȕȎȝȖȟȡȗȠȓȥȳȠȘȜȕȑȳȒțȜȕȐȖȚȜȑȎȚȖȳțȟȠȞȡȘȤȳȴȒȜȘȜȔțȜȴȢȜȞȚȖ
ȕȎȐȒȎțȪșȖȦȓȝȞȎȐȖșȪțȳțȎǰȎȦȡȒȡȚȘȡȐȳȒȝȜȐȳȒȳ
2. ǻȓȝȞȎȐȖșȪțȜ ȝȜȕțȎȥȓțȳ ȝȳȒȥȖȧȓțȳ ȐȳȒȝȜȐȳȒȳ Ȑ ȏșȎțȘȡ Ǯ ȏȡȒȓ ȕȎȞȎȣȜ
ȐȎțȜȭȘȝȜȚȖșȘȜȐȳ
ȍȘȧȜ ǰȖ ȝȜȕțȎȥȖșȖ ȐȳȒȝȜȐȳȒȪ ȒȜ ȭȘȜȑȜȟȪ ȳȕ ȕȎȐȒȎțȪ ² ȡ ȏșȎțȘȡ Ǯ
țȓȝȞȎȐȖșȪțȜȠȜȚȜȔȓȠȓȐȖȝȞȎȐȖȠȖȴȴȕȎȚȎșȬȐȎȐȦȖȝȜȝȓȞȓȒțȬȝȜȕțȎȥȘȡ
ȗȝȜȟȠȎȐȖȐȦȖțȜȐȡȭȘȝȜȘȎȕȎțȜțȎȕȞȎȕȘȎȣ
4.
5.
6.
ȍȘȧȜ ǰȖ ȕȎȝȖȟȎșȖ ȐȳȒȝȜȐȳȒȪ ȒȜ ȭȘȜȑȜȟȪ ȳȕ ȕȎȐȒȎțȪ ² țȓȝȞȎȐȖșȪțȜ
ȠȜȚȜȔȓȠȓȐȖȝȞȎȐȖȠȖȴȴȕȎȝȖȟȎȐȦȖțȜȐȖȗȐȎȞȳȎțȠȐȳȒȝȜȐȳȒȳȐȟȝȓȤȳȎșȪțȜ
ȐȳȒȐȓȒȓțȖȣȚȳȟȤȭȣȏșȎțȘȎǮ
ǰȖȘȜțȎȐȦȖ ȕȎȐȒȎțțȭ ȳ ² Ȑ ȕȜȦȖȠȳ ȎȘȡȞȎȠțȜ ȕȎȝȖȦȳȠȪ
ȴȣțȳȞȜȕȐ·ȭȕȎțțȭȐȏșȎțȘȎȣǯȠȎǰ
ǰȎȦ ȞȓȕȡșȪȠȎȠ ȕȎșȓȔȎȠȖȚȓ ȐȳȒ ȕȎȑȎșȪțȜȴ ȘȳșȪȘȜȟȠȳ ȝȞȎȐȖșȪțȖȣ
ȐȳȒȝȜȐȳȒȓȗ ȕȎȝȖȟȎțȖȣ ȡ ȏșȎțȘȡ Ǯ ȳ ȝȞȎȐȖșȪțȜȑȜ ȞȜȕȐ·ȭȕȎțțȭ ȕȎȐȒȎțȪ
²ȐȏșȎțȘȎȣǯȠȎǰ
ǼȕțȎȗȜȚȖȐȦȖȟȪ ȳȕ ȳțȟȠȞȡȘȤȳȭȚȖ ȝȓȞȓȐȳȞȠȓ ȭȘȳȟȠȪ ȒȞȡȘȡ ȕȜȦȖȠȎ ȗ ȘȳșȪȘȳȟȠȪ
ȟȠȜȞȳțȜȘǦȣȚȎȱȏȡȠȖ
ǽȜȕțȎȥȠȓțȜȚȓȞǰȎȦȜȑȜȕȜȦȖȠȎȡȐȳȒȝȜȐȳȒțȜȚȡȚȳȟȤȳȏșȎțȘȎǮȠȎȘ
ǵȖȥȖȚȜǰȎȚȡȟȝȳȣȡ
‹ȁȘȞȎȴțȟȪȘȖȗȤȓțȠȞȜȤȳțȬȐȎțțȭȭȘȜȟȠȳȜȟȐȳȠȖ
1
DzǼǰǥDzǸǼǰǥǺǮȀdzǾǥǮǹǶ
ȀȎȏșȖȤȭȘȐȎȒȞȎȠȳȐȐȳȒȒȜ
DzȓȟȭȠȘȖ
1
2
3
4
0
100
400
1600
1
121
441
1681
2
144
484
1024
1764
3
ǼȒȖțȖȤȳ
4
5
225
576
625
1156 1225
2025
6
256
676
2116
7
8
324
784
1444
2304
361
841
1521
2401
ǮǹDZdzǯǾǮǥǽǼȅǮȀǸǶǮǻǮǹǥǵȁ
ȂȜȞȚȡșȖȟȘȜȞȜȥȓțȜȑȜȚțȜȔȓțțȭ
ǸȐȎȒȞȎȠțȓȞȳȐțȭțțȭ
a2 – b2 = (a – b)(a + b)
ax2 + bx + c = 0, a z 0
(a + b)2 = a2 + 2ab + b2
D = b2 – 4ac²ȒȖȟȘȞȖȚȳțȎțȠ
(a – b)2 = a2 – 2ab + b2
–b – D
–b + D
x1 = —
, x2 = —
ȭȘȧȜD ! 0
2a
2a
–b
— ȭȘȧȜD = 0
x1 = x2 = 2Ȏ
ǺȜȒȡșȪȥȖȟșȎ
~a~ =
ax2 + bx + c = a(x – x1)(x – x2)
aȭȘȧȜȎ 0,
–aȭȘȧȜȎ 0
ǿȠȓȝȓțȳ
ǹȜȑȎȞȖȢȚȖ
a1 = Ȏ, Ȏn = a ˜ a ˜ a Ȓșȭa  R, n  N, n
2
a ! 0, Ȏ z 1, b ! 0, c ! 0, k z 0
nȞȎȕȳȐ
a0 ȒȓȎ z 0
aloga b = b
a2 = ~Ȏ~
1
m
—
a n = n am , Ȏ ! 0, m  Z, n  N, n
y
a ˜a =a
x+y
(ab)x = ax ˜ bx
Ȏx
—y = ax – y
Ȏ
x
Ȏx
a
– = —x
b
b
logȎ b
–
c = logȎ b – logȎ c
2
logȎ k b = 1
– ˜logȎ b
()
k
DZȓȜȚȓȠȞȖȥțȎȝȞȜȑȞȓȟȳȭ
a 1 + Ȏn
Sn = —
˜n
2
ȀȓȜȞȳȭȗȚȜȐȳȞțȜȟȠȓȗ
–
P (A) = k
n
logȎ bn = n ˜logȎ b
(ax )y = ax ˜ y
ǮȞȖȢȚȓȠȖȥțȎȝȞȜȑȞȓȟȳȭ
an = a1 + d(n – 1)
logȎ 1 = 0
logȎ(b ˜ c) = logȎ b + logȎ c
a–n = —
Ȏn ȒșȭȎ z 0, n  N
x
logȎ Ȏ = 1
bn = b1 ˜ qn – 1
b (qn– 1)
q–1
1
Sn = —
,
(q z 1)
ǸȜȚȏȳțȎȠȜȞȖȘȎ
Pn = 1 ˜ 2 ˜ 3 ˜˜ n = n!
2
n!
—
C nk = k!
˜ (n – k)!
n!
A nk = —
(n – k)!
ǵȎȐȒȎțțȭ²ȳ²ȚȎȬȠȪȐȳȒȝȜȐȳȒțȜȝȜȥȜȠȖȞȖȠȎȝ·ȭȠȪȐȎȞȳȎțȠȳȐȐȳȒȝȜȐȳȒȳ
ȕ ȭȘȖȣ șȖȦȓ ȜȒȖț ȝȞȎȐȖșȪțȖȗ ǰȖȏȓȞȳȠȪ ȝȞȎȐȖșȪțȖȗ țȎ ǰȎȦȡ ȒȡȚȘȡ
ȐȎȞȳȎțȠȐȳȒȝȜȐȳȒȳȝȜȕțȎȥȠȓȗȜȑȜȐȏșȎțȘȡǮȕȑȳȒțȜȕȳțȟȠȞȡȘȤȳȱȬǻȓȞȜȏȳȠȪ
ȳțȦȖȣȝȜȕțȎȥȜȘȡȏșȎțȘȡǮȠȜȚȡȧȜȘȜȚȝ·ȬȠȓȞțȎȝȞȜȑȞȎȚȎȞȓȱȟȠȞȡȐȎȠȖȚȓ
ȴȣȭȘȝȜȚȖșȘȖ
ǯȡȒȪȠȓȜȟȜȏșȖȐȜȡȐȎȔțȳȝȳȒȥȎȟȕȎȝȜȐțȓțțȭȏșȎțȘȎǮ
ǻȓȝȜȑȳȞȦȡȗȠȓȐșȎȟțȜȞȡȥțȜȟȐȜȑȜȞȓȕȡșȪȠȎȠȡțȓȝȞȎȐȖșȪțȜȬȢȜȞȚȜȬȕȎȝȖȟȡȐȳȒȝȜȐȳȒȓȗ
1. ǵȎ ȜȒțȎȘȜȐȖȣ ȘȜțȐȓȞȠȳȐ ȕȎȝșȎȠȖșȖ ȑȞț ǿȘȳșȪȘȖ ȐȟȪȜȑȜ ȠȎȘȖȣ ȘȜțȐȓȞȠȳȐ
ȚȜȔțȎȘȡȝȖȠȖȕȎȑȞț"
Ǯ
ǯ
ǰ
DZ
6
24
30
36
Ǯ
ǯ
ǰ
DZ
7
4
3
2
ȀȓȚȝȓȞȎȠȡȞȎȜǿ
2. ǻȎ ȑȞȎȢȳȘȡ ȐȳȒȜȏȞȎȔȓțȜ ȕȚȳțȡ ȞȜȏȜȥȜȴ ȠȓȚȝȓȞȎȠȡȞȖ ȒȐȖȑȡțȎ șȓȑȘȜȐȜȑȜ ȎȐȠȜ
ȚȜȏȳșȭ ȝȞȜȠȭȑȜȚ ȣȐȖșȖț ȕ ȚȜȚȓțȠȡ ȗȜȑȜ ȕȎȝȡȟȘȡ ǰȖȕțȎȥȠȓ ȕȎ ȑȞȎȢȳȘȜȚ
ȘȳșȪȘȳȟȠȪȣȐȖșȖțȝȞȜȠȭȑȜȚȭȘȖȣȞȜȏȜȥȎȠȓȚȝȓȞȎȠȡȞȎȒȐȖȑȡțȎȏȡșȎțȓ ȏȳșȪȦȜȬ
ȕȎoǿ
100
90
80
70
60
50
40
30
20
10
0
1
2
3
4
5
6
7
ȅȎȟȣȐȖșȖțȖ
3
8
9
10
3. ǽșȎȟȠȖȘȜȐȳ ȘȡșȪȘȖ ȞȎȒȳȡȟȎ ȟȚ ȕȏȓȞȳȑȎȬȠȪ
ȡ ȐȖȟȡȐțȳȗ ȦȡȣșȭȒȤȳ ȧȜ ȚȎȱ ȢȜȞȚȡ ȝȞȭȚȜ
ȘȡȠțȜȑȜ ȝȎȞȎșȓșȓȝȳȝȓȒȎ ȒȖȐ ȞȖȟȡțȜȘ ȍȘȜȬ ȕ țȎȐȓȒȓțȖȣ ȚȜȔȓ ȏȡȠȖ ȐȖȟȜȠȎ h Ȥȳȱȴ
ȦȡȣșȭȒȘȖ"
Ǯ
ǯ
ǰ
DZ
ȟȚ
ȟȚ
ȟȚ
ȟȚ
h
4. ȁȘȎȔȳȠȪȘȜȞȳțȪȞȳȐțȭțțȭ²x Ǯ
ǯ
ǰ
DZ
5
1
––
5
1
–
5
4
5. ǿȡȚȎȠȞȪȜȣȘȡȠȳȐȝȎȞȎșȓșȜȑȞȎȚȎȒȜȞȳȐțȬȱȜǰȖȕțȎȥȠȓȑȞȎȒȡȟțȡȚȳȞȡȏȳșȪ
ȦȜȑȜȘȡȠȎȤȪȜȑȜȝȎȞȎșȓșȜȑȞȎȚȎ
Ǯ
100
ǯ
o
80
o
ǰ
140
4
DZ
o
40
Dz
o
120o
3m – 2n
8
3m
8
6. ǿȝȞȜȟȠȳȠȪȐȖȞȎȕ — – —
Ǯ
ǯ
ǰ
DZ
Dz
n
––
4
n
––
8
n
––
6
m
––
4
3m – n
—
4
7. ȁȘȎȔȳȠȪȕȝȜȚȳȔțȎȐȓȒȓțȖȣȓȟȘȳȕȑȞȎȢȳȘȎȢȡțȘȤȳȴy = –2x
Ǯ
ǯ
y
ǰ
y
x
0
DZ
y
x
0
Dz
y
x
0
y
0
x
x
0
8. Dzșȭ ȚȳȟȤȓȐȜȟȠȳ ȧȜ șȓȔȖȠȪ țȎ ȞȳȐțȳ ȚȜȞȭ țȜȞȚȎșȪțȖȗ ȎȠȚȜȟȢȓȞțȖȗ ȠȖȟȘ
ȟȠȎțȜȐȖȠȪȚȚȞȠȟȠǥȕȝȳȒțȭȠȠȭȚțȎȘȜȔțȳȚȓȠȞȳȐȡȑȜȞȡȎȠȚȜȟȢȓȞțȖȗ
ȠȖȟȘ ȕțȖȔȡȱȠȪȟȭ țȎ ȚȚ ȞȠ ȟȠ ȁȘȎȔȳȠȪ ȕȝȜȚȳȔ țȎȐȓȒȓțȖȣ ȢȜȞȚȡșȡ ȕȎ
ȭȘȜȬ ȐȖȕțȎȥȎȬȠȪ ȎȠȚȜȟȢȓȞțȖȗ ȠȖȟȘ Ȟ ȡ ȚȚ ȞȠ ȟȠ țȎ ȐȖȟȜȠȳ h ȚȓȠȞȳȐ țȎȒ
ȞȳȐțȓȚȚȜȞȭ
Ǯ
ǯ
Ã
p= —
p = 760 – 100h
—
10h
ǰ
10
DZ
—
p = 760 + 10h
100
5
Dz
— p = 760 – 10h
p = 760 + 100h
—
10
100
ȍȘȳȕțȎȐȓȒȓțȖȣȠȐȓȞȒȔȓțȪȱȝȞȎȐȖșȪțȖȚȖ"
ǥ ǻȎȐȘȜșȜȏȡȒȪȭȘȜȑȜȞȜȚȏȎȚȜȔțȎȜȝȖȟȎȠȖȘȜșȜ
ǥǥ DzȳȎȑȜțȎșȳȏȡȒȪȭȘȜȑȜȞȜȚȏȎȐȕȎȱȚțȜȝȓȞȝȓțȒȖȘȡșȭȞțȳ
ǥǥǥ ȁȏȡȒȪȭȘȜȚȡȞȜȚȏȳȐȟȳȟȠȜȞȜțȖȞȳȐțȳ
Ǯ
ǯ
ǰ
DZ
Dz
șȖȦȓǥȠȎǥǥ
șȖȦȓǥȠȎǥǥ,
șȖȦȓǥ,
șȖȦȓǥǥȠȎǥǥ,
ǥǥǥȠȎǥǥǥ
10. ȁȘȎȔȳȠȪȝȞȜȚȳȔȜȘȭȘȜȚȡțȎșȓȔȖȠȪȘȜȞȳțȪȞȳȐțȭțțȭx Ǯ
ǯ
ǰ
DZ
Dz
[–12; –6)
[–6; 0)
[0; 6)
[6; 12)
[12; +’
11. ȍȘȎȕțȎȐȓȒȓțȖȣȢȡțȘȤȳȗȱȝȓȞȐȳȟțȜȬȒșȭȢȡțȘȤȳȴf(x) = x–4 "
Ǯ
ǯ
1
F(x) = – —5
F(x) = – —5
5x
ǰ
3
x
DZ
4
x
F(x) = – —5
6
Dz
5
x
F(x) = – —5
1
F(x) = – —3
3x
54 Ã4
20
12. ǼȏȥȖȟșȳȠȪ —
3 Ǯ
ǯ
ǰ
DZ
Dz
5
–
4
1
—
10
1
–
2
1
—
20
10
13. ǾȜȕȐ·ȭȔȳȠȪțȓȞȳȐțȳȟȠȪORJ (3x) !
Ǯ
ǯ
ǰ
DZ
Dz
²’
²’
(0,27; + ’
(0,6; + ’
(0; 0,27)
Ǯ
ǯ
ǰ
DZ
Dz
2sin2 x
4sin2 x
4sin2 x cos2 x
2sin2 x cos2 x
sin4x2
14. sin2 2x =
7
15. ǿ
ȠȜȞȜțȎ ȜȟțȜȐȖ ȝȞȎȐȖșȪțȜȴ ȥȜȠȖȞȖȘȡȠțȜȴ ȝȳȞȎȚȳȒȖ ȒȜȞȳȐțȬȱ ȟȚ ȎȝȜȢȓȚȎ ²
ȟȚǰȖȕțȎȥȠȓȝșȜȧȡȝȜȐțȜȴȝȜȐȓȞȣțȳȤȳȱȴȝȳȞȎȚȳȒȖ
Ǯ
ǯ
2
ȟȚ
ǰ
ȟȚ
2
ȟȚ
DZ
2
ȟȚ
Dz
2
ȟȚ2
ǽȞȭȚȜșȳțȳȗțȜȬ ȒȜȞȜȑȜȬ Ǯǰ ȞȡȣȎȱȠȪȟȭ ȠȞȜșȓȗȏȡȟ ȒȖȐ ȞȖȟȡțȜȘ ǹȳțȳȭ CD
ȓșȓȘȠȞȖȥțȜȑȜ ȒȞȜȠȡ ȝȎȞȎșȓșȪțȎ Ǯǰ ȗ ȒȎȣȡ MN ȠȞȜșȓȗȏȡȟȎ ȆȠȎțȑȎ KN,
ȧȜ țȎ ȞȖȟȡțȘȡ ȱ ȐȳȒȞȳȕȘȜȚ ȡȠȐȜȞȬȱ ȕ ǺN ȘȡȠ ƒ ǰȳȒȟȠȎțȳ ȚȳȔ ȝȞȭȚȖȚȖ CD
ȗ Ǯǰ, ǺN ȗ Ǯǰ ȒȜȞȳȐțȬȬȠȪ Ț ȳ Ț ȐȳȒȝȜȐȳȒțȜ ȁȘȎȔȳȠȪ ȝȞȜȚȳȔȜȘ ȭȘȜȚȡ
țȎșȓȔȖȠȪ ȒȜȐȔȖțȎ ȡ Ț ȦȠȎțȑȖ KN ȁȐȎȔȎȗȠȓ ȧȜ Ȑȟȳ ȕȎȕțȎȥȓțȳ ȝȞȭȚȳ
șȓȔȎȠȪȐȜȒțȳȗȝșȜȧȖțȳ ǿ
K
D
N
Ț
Ț
30Ȝ
M
A
B
Ǯ
ǯ
ǰ
DZ
Dz
[1; 3)
[3; 5)
[5; 5,5)
[5,5; 6)
[6; 8)
8
ȁȕȎȐȒȎțțȭȣ²ȒȜȘȜȔțȜȑȜȕȠȞȪȜȣȞȭȒȘȳȐȳțȢȜȞȚȎȤȳȴȝȜȕțȎȥȓțȖȣȤȖȢ
ȞȎȚȖȒȜȏȓȞȳȠȪȜȒȖțȝȞȎȐȖșȪțȖȗțȎǰȎȦȡȒȡȚȘȡȐȎȞȳȎțȠȝȜȕțȎȥȓțȖȗȏȡȘ
ȐȜȬ ǽȜȟȠȎȐȠȓ ȝȜȕțȎȥȘȖ Ȑ ȠȎȏșȖȤȭȣ ȐȳȒȝȜȐȳȒȓȗ ȒȜ ȕȎȐȒȎțȪ ȡ ȏșȎțȘȡ Ǯ țȎ
ȝȓȞȓȠȖțȳȐȳȒȝȜȐȳȒțȖȣȞȭȒȘȳȐ ȤȖȢȞȖ ȳȘȜșȜțȜȘ ȏȡȘȐȖ ȁȟȳȳțȦȳȐȖȒȖǰȎȦȜȑȜ
ȕȎȝȖȟȡȐȏșȎțȘȡǮȘȜȚȝ·ȬȠȓȞțȎȝȞȜȑȞȎȚȎȞȓȱȟȠȞȡȐȎȠȖȚȓȭȘȝȜȚȖșȘȖ
ǯȡȒȪȠȓȜȟȜȏșȖȐȜȡȐȎȔțȳȝȳȒȥȎȟȕȎȝȜȐțȓțțȭȏșȎțȘȎǮ
ǻȓȝȜȑȳȞȦȡȗȠȓȐșȎȟțȜȞȡȥțȜȟȐȜȑȜȞȓȕȡșȪȠȎȠȡțȓȝȞȎȐȖșȪțȜȬȢȜȞȚȜȬȕȎȝȖȟȡȐȳȒȝȜȐȳȒȓȗ
17. ȁȟȠȎțȜȐȳȠȪ ȐȳȒȝȜȐȳȒțȳȟȠȪ ȚȳȔ ȑȞȎȢȳȘȜȚ ² ȢȡțȘȤȳȴ ȐȖȕțȎȥȓțȜȴ țȎ ȝȞȜ
ȚȳȔȘȡ>²@ȠȎȴȴȐșȎȟȠȖȐȳȟȠȬ Ǯ²Dz DZȞȎȢȳȘ ȢȡțȘȤȳȴ
y
y
y
y = f (x)
y = f (x)
1
–4
0
1
4
y = f (x)
1
x
–4
0
1
1
4
1
x
2
–4
01
4
x
3
ǰșȎȟȠȖȐȳȟȠȪ ȢȡțȘȤȳȴ
Ǯ
ǯ
ǰ
DZ
Dz
ȢȡțȘȤȳȭȱțȓȝȎȞțȜȬ
țȎȗȚȓțȦȓȕțȎȥȓțțȭȢȡțȘȤȳȴțȎȝȞȜȚȳȔȘȡ>@
ȒȜȞȳȐțȬȱ
ȢȡțȘȤȳȭȱȝȎȞțȜȬ
ȑȞȎȢȳȘȢȡțȘȤȳȴțȓȚȎȱȟȝȳșȪțȖȣȠȜȥȜȘȳȕȑȞȎȢȳȘȜȚ
ȞȳȐțȭțțȭ x – 3)2 + (y – 4)2 = 4
ȑȞȎȢȳȘȢȡțȘȤȳȴȠȞȖȥȳȝȓȞȓȠȖțȎȱȝȞȭȚȡy = 1
ǮǯǰDZDz
1
2
3
ȁȟȠȎțȜȐȳȠȪ ȐȳȒȝȜȐȳȒțȳȟȠȪ ȚȳȔ ȐȖȞȎȕȜȚ ² ȳ ȠȐȓȞȒȔȓțțȭȚ ȝȞȜ ȗȜȑȜ ȕțȎȥȓț
–
țȭ Ǯ²Dz ȭȘȓȱȝȞȎȐȖșȪțȖȚȭȘȧȜa = –2 1
3
ǰȖȞȎȕ
ȀȐȓȞȒȔȓțțȭ ȝȞȜ ȕțȎȥȓțțȭ ȐȖȞȎȕȡ
1
a2
Ǯ ȏȳșȪȦȓȐȳȒ
2
a + ~a~
3
log5 5a
ǯ țȎșȓȔȖȠȪȝȞȜȚȳȔȘȡ ǰ ȱȐȳȒ·ȱȚțȖȚȥȖȟșȜȚ
ǮǯǰDZDz
1
2
3
DZ țȎșȓȔȖȠȪȝȞȜȚȳȔȘȡ>
Dz ȒȜȞȳȐțȬȱ
Ǹ
ȐȎȒȞȎȠ ǮǰǿD ȗ ȝȞȭȚȜȘȡȠțȎ ȠȞȎȝȓȤȳȭ ǰMNǿ șȓȔȎȠȪ
Ȑ ȜȒțȳȗ ȝșȜȧȖțȳ ȒȖȐ ȞȖȟȡțȜȘ ǽșȜȧȎ ȘȜȔțȜȴ ȳȕ ȤȖȣ
ȢȳȑȡȞȒȜȞȳȐțȬȱȟȚ2, ǮǺ ȟȚ
ȁȟȠȎțȜȐȳȠȪ ȐȳȒȝȜȐȳȒțȳȟȠȪ ȚȳȔ ȐȳȒȞȳȕȘȜȚ ² ȳ ȗȜȑȜ
ȒȜȐȔȖțȜȬ Ǯ²Dz M
N
B
C
A
D
ǰȳȒȞȳȕȜȘ
DzȜȐȔȖțȎ ȐȳȒȞȳȕȘȎ
1
ȟȠȜȞȜțȎȘȐȎȒȞȎȠȎǮǰǿD
2
ȐȖȟȜȠȎȠȞȎȝȓȤȳȴǰMNǿ
3
ȚȓțȦȎȜȟțȜȐȎȠȞȎȝȓȤȳȴǰMNǿ
Ǯ
ǯ
ǰ
DZ
Dz
10
ȟȚ
ȟȚ
ȟȚ
ȟȚ
ȟȚ
ǮǯǰDZDz
1
2
3
20. ǻȎ ȞȖȟȡțȘȡ ȕȜȏȞȎȔȓțȜ ȝȞȭȚȜȘȡȠțȖȗ ȝȎȞȎ
șȓșȓȝȳȝȓȒ ABCDA1B1C1D1 ȡ ȭȘȜȚȡ AB = 3,
AD = 4, AA1 ȁȐȳȒȝȜȐȳȒțȳȠȪ ȝȜȥȎȠȜȘ Ȟȓȥȓț A
1
țȭ ² ȳȕ ȗȜȑȜ ȕȎȘȳțȥȓțțȭȚ Ǯ ² Dz ȠȎȘ ȧȜȏ
ȡȠȐȜȞȖșȜȟȭȝȞȎȐȖșȪțȓȠȐȓȞȒȔȓțțȭ
B1
A
ǽȜȥȎȠȜȘ Ȟȓȥȓțțȭ
1
2
3
C1
D1
B
C
D
ǵȎȘȳțȥȓțțȭ Ȟȓȥȓțțȭ
ǰȳȒȟȠȎțȪȐȳȒȠȜȥȘȖǿȒȜȝșȜȧȖțȖ ǮǮ1ǰ1 ȒȜȞȳȐțȬȱ
ǰȳȒȟȠȎțȪȐȳȒȠȜȥȘȖAȒȜȝȞȭȚȜȴCC1ȒȜȞȳȐțȬȱ
ǰȳȒȟȠȎțȪȚȳȔȝșȜȧȖțȎȚȖ ABC ȳ Ǯ1ǰ1C1 ȒȜȞȳȐțȬȱ
ǮǯǰDZDz
Ǯ ǯ ǰ DZ Dz 1
2
3
11
ǾȜȕȐ·ȭȔȳȠȪȕȎȐȒȎțțȭ²ǼȒȓȞȔȎțȳȥȖȟșȜȐȳȐȳȒȝȜȐȳȒȳȕȎȝȖȦȳȠȪȡȕȜȦȖȠȳ
ȠȎ ȏșȎțȘȡ Ǯ ǰȳȒȝȜȐȳȒȪ ȕȎȝȖȟȡȗȠȓ șȖȦȓ ȒȓȟȭȠȘȜȐȖȚ ȒȞȜȏȜȚ ȡȞȎȣȡȐȎȐȦȖ
ȝȜșȜȔȓțțȭ ȘȜȚȖ ȝȜ ȜȒțȳȗ ȤȖȢȞȳ Ȑ ȘȜȔțȳȗ ȘșȳȠȖțȤȳ ȐȳȒȝȜȐȳȒțȜ ȒȜ ȕȞȎȕȘȳȐ
țȎȐȓȒȓțȖȣȡȏșȎțȘȡǮ
21. Ǽ
șȓțȎ ȘȡȝȖșȎ ȥȓȞȓȕ ȐȓȏȟȎȗȠ ȝȜȟȎȒȜȥțȖȗ ȒȜȘȡȚȓțȠ ȒȖȐ ȢȞȎȑȚȓțȠ ȒȜȘȡȚȓțȠȎ țȎ ȝȜȠȭȑ ȧȜ ȘȜȦȠȡȱ ȑȞț ȁ ȗȜȑȜ ȐȎȞȠȳȟȠȪ ȐȣȜȒȭȠȪ ȐȎȞȠȜȟȠȳ ȘȐȖȠȘȎ ²
ȑȞț ȝșȎȤȘȎȞȠȖ ² ȑȞț ȗ ȳțȦȖȣ ȐȖȠȞȎȠ ² ȑȞț ǵȎ ȑȜȒȖț
ȒȜ ȐȳȒȝȞȎȐșȓțțȭ ȝȜȠȭȑȎ ǼșȓțȎ ȐȖȞȳȦȖșȎ ȝȜȐȓȞțȡȠȖ Ȥȓȗ ȝȜȟȎȒȜȥțȖȗ
ȒȜȘȡȚȓțȠ ǰȳȒȝȜȐȳȒțȜ ȒȜ ȝȞȎȐȖș ȕȎ ȠȎȘȖȣ ȡȚȜȐ ȴȗ ȝȜȐȓȞȠȎȬȠȪ șȖȦȓ ȐȎȞȠȳȟȠȪ
ȘȐȖȠȘȎ ȗ ȝȜșȜȐȖțȡ ȐȎȞȠȜȟȠȳ ȝșȎȤȘȎȞȠȖ ǸȞȳȚ ȠȜȑȜ ȕȎ ȝȜȐȓȞțȓțțȭ ȝȜȟȎȒȜȥ
țȜȑȜȒȜȘȡȚȓțȠȎȕǼșȓțȖȒȜȒȎȠȘȜȐȜȟȠȭȑțȡȠȪȕȏȳȞȑȞț
ǬǯDZ
ɐȿɃɉɈɋȺȾɈɑɇɂɃȾɈɄɍɆȿɇɌȯɉȱȾɋɌȺȼɈɘȾɅəɉɊɈȲɁȾɍ
ǯȤȻțȖȜȭșřȇȠŨȳ
ǠȕȖȗȘșȝȞȢǮȟșȡȔ
ǯȢȼțȘ
ǢȻȘȣȤȔȖȟșȡȡȳ
2200001
ǪǨȈǢŞǯǠDZǠǦǨǰDZǼǪǨǩ
ǢȔȗȢȡ
ǯȤȜțȡȔȫșȡȡȳ
2200200
ǢȇǭǭǨǶǿ
ǬȻȥȪș
ǤȔȦȔŵȫȔȥȖȻȘȣȤŜ
12.12.2020
06:50
ǤȔȦȔŵȫȔȥȣȤȜȕŜ
12.12.2020
09:09
DZșȤȖȻȥ
ǢǠǰDzʰ240,00ǣǰǭ
1. ȍȘȡȟȡȚȡȑȞȜȦȓȗǾ ȡȑȞț ȜȠȞȖȚȎȱǼșȓțȎȝȜȐȓȞțȡȐȦȖȤȓȗȒȜȘȡȚȓțȠ"
ǰȳȒȝȜȐȳȒȪ
2. ǿȘȳșȪȘȖȐȳȒȟȜȠȘȳȐȐȳȒȐȎȞȠȜȟȠȳȒȜȘȡȚȓțȠȎȟȠȎțȜȐȖȠȪȟȡȚȎȑȞȜȦȓȗǾ"
ǰȳȒȝȜȐȳȒȪ
12
22. ǻȎ ȞȖȟȡțȘȡ ȕȜȏȞȎȔȓțȜ ȝȞȭȚȜȘȡȠțȖȘ ABCD ȗ ȘȜșȜ
ȭȘȓ ȒȜȠȖȘȎȱȠȪȟȭ ȒȜ ȟȠȜȞȜțȖ Ǯǰ ȗ ȟȠȜȞȳț ǰǿ ȗ ǮD
Ȑ ȠȜȥȘȎȣ M ȳ K ȐȳȒȝȜȐȳȒțȜ ǽȓȞȖȚȓȠȞ ȥȜȠȖȞȖȘȡȠțȖȘȎ
ǮǰǺK ȒȜȞȳȐțȬȱȟȚȎȒȜȐȔȖțȎȐȳȒȞȳȕȘȎKǿ²ȟȚ
1. ǰȖȕțȎȥȠȓȞȎȒȳȡȟ ȡȟȚ ȕȎȒȎțȜȑȜȘȜșȎ
ǰȳȒȝȜȐȳȒȪ
2. ǼȏȥȖȟșȳȠȪȝșȜȧȡ ȡȟȚ2 ȝȞȭȚȜȘȡȠțȖȘȎABCD
ǰȳȒȝȜȐȳȒȪ
13
B
M
C
A
K
D
ń
23. ȁ
ȝȞȭȚȜȘȡȠțȳȗ ȟȖȟȠȓȚȳ ȘȜȜȞȒȖțȎȠ ȡ ȝȞȜȟȠȜȞȳ ȕȎȒȎțȜ ȐȓȘȠȜȞ AB(–3; 8; 1)
ȳȠȜȥȘȡǰ ² ȠȜȥȘȎǼ²ȝȜȥȎȠȜȘȘȜȜȞȒȖțȎȠ
1. ǰȖȕțȎȥȠȓȜȞȒȖțȎȠȡyȠȜȥȘȖ A(x; y; z ǰȳȒȝȜȐȳȒȪ
ń ń
2. ǼȏȥȖȟșȳȠȪȟȘȎșȭȞțȖȗȒȜȏȡȠȜȘOAÃAB
ǰȳȒȝȜȐȳȒȪ
14
ǮȞȖȢȚȓȠȖȥțȡȝȞȜȑȞȓȟȳȬ an ȕȎȒȎțȜȢȜȞȚȡșȜȬnȑȜȥșȓțȎan = 2,6n²
1. ǰȖȕțȎȥȠȓȟȪȜȚȖȗȥșȓțȤȳȱȴȝȞȜȑȞȓȟȳȴ
ǰȳȒȝȜȐȳȒȪ
2. ǰȖȕțȎȥȠȓȞȳȕțȖȤȬa4 – a1
ǰȳȒȝȜȐȳȒȪ
15
25. ȁ
ȝȓȞȦȜȚȡ ȘșȎȟȳ ȒȳȐȥȎȠȜȘ ȕ ȭȘȖȣ șȖȦȓ ȜȒțȎ țȎ ȳȚ·ȭ DzȎȞȖțȎȳ ȣșȜȝȥȖ
ȘȳȐ ǻȎ ȝȓȞȦȜȚȡ ȡȞȜȤȳ ȐȥȖȠȓșȪȘȎ țȎȐȚȎțțȭ ȢȜȞȚȡȱ ȝȎȞȖ ȒȳȠȓȗ ȭȘȳ ȟȖȒȳȠȖ
ȚȡȠȪȕȎȜȒțȳȱȬȝȎȞȠȜȬǽȓȞȦȜȬȐȜțȎȐȖȏȖȞȎȱȝȎȞȡȒșȭDzȎȞȖțȖȍȘȎȗȚȜȐȳȞțȳȟȠȪ
ȠȜȑȜȧȜDzȎȞȖțȎȟȖȒȳȠȖȚȓȕȎȜȒțȳȱȬȝȎȞȠȜȬȕȒȳȐȥȖțȘȜȬ"
ǰȳȒȝȜȐȳȒȪ
Dzșȭ ȝȞȖȑȜȠȡȐȎțțȭ ȒȓȕȳțȢȳȘȡȐȎșȪțȜȑȜ ȞȜȕȥȖțȡ ȘȜțȤȓțȠȞȎȠ ȞȜȕȐȜȒȭȠȪ ȐȜȒȜȬ
Ȑ ȚȎȟȜȐȜȚȡ ȐȳȒțȜȦȓțțȳ ȐȳȒȝȜȐȳȒțȜ ȝȳȟșȭ ȥȜȑȜ țȎ ȘȜȔțȳ ȑ ȐȜȒȖ ȒȜȏȎȐ
șȭȬȠȪ ȑ ȎȞȜȚȎȠȖȥțȜȴ ȞȳȒȖțȖ ǿȘȳșȪȘȖ ȑȞȎȚȳȐ ȘȜțȤȓțȠȞȎȠȡ ȝȜȠȞȳȏțȜ Ȓșȭ
ȝȞȖȑȜȠȡȐȎțțȭȑȞȜȕȥȖțȡ"
ǰȳȒȝȜȐȳȒȪ
16
27. ǼȏȥȖȟșȳȠȪȕțȎȥȓțțȭȐȖȞȎȕȡa2 – 24a + 16 – 3 27a3ȕȎȎ ǰȳȒȝȜȐȳȒȪ
28. ǾȜȕȐ·ȭȔȳȠȪ ȞȳȐțȭțțȭ x4 – x2 ² ȁ ȐȳȒȝȜȐȳȒȳ ȕȎȝȖȦȳȠȪ ȒȜȏȡȠȜȘ ȡȟȳȣ ȗȜȑȜ
ȒȳȗȟțȖȣȘȜȞȓțȳȐ
ǰȳȒȝȜȐȳȒȪ
ǾȓȒȎȘȠȜȞ ȟȠȞȳȥȘȖ țȜȐȖț ȐȖȞȳȦȡȱ ȡ ȭȘȳȗ ȝȜȟșȳȒȜȐțȜȟȠȳ ȞȜȕȚȳȟȠȖȠȖ ȞȳȕțȖȣ
țȜȐȖț ȝȜșȳȠȖȥțȳ ȟȡȟȝȳșȪțȳ ȗ ȟȝȜȞȠȖȐțȡ ǿȘȳșȪȘȖ ȐȟȪȜȑȜ ȱ ȞȳȕțȖȣ
ȝȜȟșȳȒȜȐțȜȟȠȓȗ ȞȜȕȚȳȧȓțțȭ ȤȖȣ țȜȐȖț ȡ ȟȠȞȳȥȤȳ ȕȎ ȡȚȜȐȖ ȧȜ ȝȜșȳȠȖȥțȳ
țȜȐȖțȖȚȎȬȠȪȝȓȞȓȒȡȐȎȠȖȳțȦȖȚȎȟȝȜȞȠȖȐțȎțȜȐȖțȎ²ȏȡȠȖȜȟȠȎțțȪȜȬ"ȁȐȎ
ȔȎȗȠȓȧȜȘȜȔțȡȳȕȤȖȣțȜȐȖțȡȟȠȞȳȥȤȳțȓȝȜȐȠȜȞȬȬȠȪ
ǰȳȒȝȜȐȳȒȪ
17
ǾȜȕȐ·ȭȔȳȠȪ ȕȎȐȒȎțțȭ ǵȎȝȖȦȳȠȪ ȡ ȏșȎțȘȡ ǯ ȝȜȟșȳȒȜȐțȳ șȜȑȳȥțȳ Ȓȳȴ
ȠȎ ȝȜȭȟțȓțțȭ Ȑȟȳȣ ȓȠȎȝȳȐ ȞȜȕȐ·ȭȕȎțțȭ ȕȎȐȒȎțȪ ȕȞȜȏȳȠȪ ȝȜȟȖșȎțțȭ țȎ
ȚȎȠȓȚȎȠȖȥțȳȢȎȘȠȖȕȭȘȖȣȐȖȝșȖȐȎȱȠȓȥȖȳțȦȓȠȐȓȞȒȔȓțțȭȍȘȧȜȝȜȠȞȳȏțȜ
ȝȞȜȳșȬȟȠȞȡȗȠȓȞȜȕȐ·ȭȕȎțțȭȕȎȐȒȎțȪȞȖȟȡțȘȎȚȖȑȞȎȢȳȘȎȚȖȠȜȧȜ
30. ǵȎȒȎțȜȢȡțȘȤȳȬy = x3 – 3x
1. Dz
șȭ țȎȐȓȒȓțȖȣ ȡ ȠȎȏșȖȤȳ ȕțȎȥȓțȪ ȎȞȑȡȚȓțȠȎ ȣ ȐȖȕțȎȥȠȓ ȐȳȒȝȜȐȳȒțȳ ȴȚ
ȕțȎȥȓțțȭȡ
x
0
–1
2
y
2. ǰȖȕțȎȥȠȓȗȕȎȝȖȦȳȠȪȘȜȜȞȒȖțȎȠȖȠȜȥȜȘȝȓȞȓȠȖțȡȑȞȎȢȳȘȎȢȡțȘȤȳȴy = x3 – 3x
ȳȕȐȳȟȟȬȣ
3. ǵțȎȗȒȳȠȪȝȜȣȳȒțȡf c ȢȡțȘȤȳȴf (x) = x3 – 3x
4. ǰȖȕțȎȥȠȓțȡșȳȢȡțȘȤȳȴf c 5. ǰ
ȖȕțȎȥȠȓȝȞȜȚȳȔȘȖȕȞȜȟȠȎțțȭȳȟȝȎȒȎțțȭȠȜȥȘȖȓȘȟȠȞȓȚȡȚȡȗȓȘȟȠȞȓȚȡȚȖ
ȢȡțȘȤȳȴf 6. ǽȜȏȡȒȡȗȠȓȓȟȘȳȕȑȞȎȢȳȘȎȢȡțȘȤȳȴf ǰȳȒȝȜȐȳȒȪ
18
31. ǼȟȪȜȐȖȚ ȝȓȞȓȞȳȕȜȚ ȤȖșȳțȒȞȎ ȱ ȝȞȭȚȜȘȡȠțȖȘ ǮǰǿD ȟȠȜȞȜțȎ ǮD ȭȘȜȑȜ șȓȔȖȠȪ
Ȑ țȖȔțȳȗ ȜȟțȜȐȳ ȤȖșȳțȒȞȎ DzȳȎȑȜțȎșȪ Ǯǿ ȝȓȞȓȞȳȕȡ ȒȜȞȳȐțȬȱ d ȗ ȡȠȐȜȞȬȱ ȕ
ȝșȜȧȖțȜȬțȖȔțȪȜȴȜȟțȜȐȖȤȖșȳțȒȞȎȘȡȠᇗ
1. ǵȜȏȞȎȕȳȠȪțȎȞȖȟȡțȘȡȕȎȒȎțȖȗȤȖșȳțȒȞȳȗȜȑȜȜȟȪȜȐȖȗȝȓȞȓȞȳȕǮǰǿD
2. ȁȘȎȔȳȠȪȘȡȠᇗȧȜȡȠȐȜȞȬȱȝȞȭȚȎǮǿȳȕȝșȜȧȖțȜȬțȖȔțȪȜȴȜȟțȜȐȖȤȖșȳțȒȞȎ
3. ǰȖȕțȎȥȠȓȜȏ·ȱȚȤȖșȳțȒȞȎ
ǰȳȒȝȜȐȳȒȪ
ǾȜȕȐ·ȭȔȳȠȪ ȕȎȐȒȎțțȭ ² ǵȎȝȖȦȳȠȪ ȡ ȏșȎțȘȡ ǰ ȝȜȟșȳȒȜȐțȳ șȜȑȳȥțȳ Ȓȳȴ
ȠȎ ȝȜȭȟțȓțțȭ Ȑȟȳȣ ȓȠȎȝȳȐ ȞȜȕȐ·ȭȕȎțțȭ ȕȎȐȒȎțȪ ȕȞȜȏȳȠȪ ȝȜȟȖșȎțțȭ țȎ
ȚȎȠȓȚȎȠȖȥțȳȢȎȘȠȖȕȭȘȖȣȐȖȝșȖȐȎȱȠȓȥȖȳțȦȓȠȐȓȞȒȔȓțțȭȍȘȧȜȝȜȠȞȳȏțȜ
ȝȞȜȳșȬȟȠȞȡȗȠȓȞȜȕȐ·ȭȕȎțțȭȕȎȐȒȎțȪȞȖȟȡțȘȎȚȖȑȞȎȢȳȘȎȚȖȠȜȧȜ
ȁȐȎȑȎȁȚȜȐȖȕȎȐȒȎțȪȳȚȎȬȠȪȟȝȳșȪțȡȥȎȟȠȖțȡǾȜȕȐ·ȭȕȎțțȭȕȎȐȒȎțȪ
²ȕȎȝȖȦȳȠȪșȖȦȓȐȏșȎțȘȡǰ.
32. Ǽ
ȟȪȜȐȖȚ ȝȓȞȓȞȳȕȜȚ ȤȖșȳțȒȞȎ ȱ ȝȞȭȚȜȘȡȠțȖȘ ǮǰǿD ȟȠȜȞȜțȎ ǮD ȭȘȜȑȜ șȓȔȖȠȪ
ȡ țȖȔțȳȗ ȜȟțȜȐȳ ȤȖșȳțȒȞȎ DzȳȎȑȜțȎșȪ Ǯǿ ȝȓȞȓȞȳȕȡ ȒȜȞȳȐțȬȱ d ȗ ȡȠȐȜȞȬȱ ȕ
ȝșȜȧȖțȜȬ țȖȔțȪȜȴ ȜȟțȜȐȖ ȤȖșȳțȒȞȎ ȘȡȠ ᇗ ǻȎ ȘȜșȳ țȖȔțȪȜȴ ȜȟțȜȐȖ ȐȖȏȞȎțȜ
ȠȜȥȘȡKȠȎȘȧȜȑȞȎȒȡȟțȎȚȳȞȎȒȡȑȖǮKȒȜȞȳȐțȬȱƒ
1. ǵ
ȜȏȞȎȕȳȠȪ țȎ ȞȖȟȡțȘȡ ȕȎȒȎțȖȗ ȤȖșȳțȒȞ ȳ ȐȘȎȔȳȠȪ ȘȡȠ Ȗ ȚȳȔ ȝșȜȧȖțȜȬ
(KBD ȳȝșȜȧȖțȜȬțȖȔțȪȜȴȜȟțȜȐȖȤȖșȳțȒȞȎǼȏȽȞȡțȠȡȗȠȓȗȜȑȜȝȜșȜȔȓțțȭ
2. ǰȖȕțȎȥȠȓȘȡȠȖ
ǰȳȒȝȜȐȳȒȪ
2a2 + 5a – 3
1 – 2a
—o 33. DzȜȐȓȒȳȠȪȠȜȠȜȔțȳȟȠȪ —
= 2cos240
a+3
20
34. ǵȎȒȎțȜȟȖȟȠȓȚȡȞȳȐțȭțȪ
ax 2 + 3ax + 41 +
xÃ
y
= 1,
y
= 8,
Ȓȓx, y²ȕȚȳțțȳa²ȒȜȐȳșȪțȎȟȠȎșȎ
1. ǾȜȕȐ·ȭȔȳȠȪȟȖȟȠȓȚȡȭȘȧȜa 2. ǰȖȕțȎȥȠȓȐȟȳȞȜȕȐ·ȭȕȘȖȕȎȒȎțȜȴȟȖȟȠȓȚȖȕȎșȓȔțȜȐȳȒȕțȎȥȓțȪa
21
ǰȳȒȝȜȐȳȒȪ
22
ǽȜȣȳȒțȎȢȡțȘȤȳȴ
ǽȓȞȐȳȟțȎȢȡțȘȤȳȴ
ȠȎȐȖȕțȎȥȓțȖȗȳțȠȓȑȞȎș
ǿ, Ĵ²ȟȠȎșȳ
(ǿ)Ļ = 0
ȣĻ = 1
(ȣ Ĵ)Ļ Ĵx Ĵ²
1
( x )Ļ = –
2 x
(e x )Ļ = e x
1
(ln x)Ļ = –
x
(sin x)Ļ = cos x
(cos x)Ļ = – sin x
1
–
(tg x)Ļ = cos
2x
(u + v)Ļ = uĻ + vĻ
(u – v)Ļ = uĻ – vĻ
(uv)Ļ = uĻv + uvĻ
(Cu)Ļ = CuĻ
Ļ
ȂȡțȘȤȳȭf(x)
ǵȎȑȎșȪțȖȗȐȖȑșȭȒ
ȝȓȞȐȳȟțȖȣF(x) + C,
C²ȒȜȐȳșȪțȎȟȠȎșȎ
0
C
x+C
1
xĴĴz –1
x—
+C
Ĵ
1
–
x
ln ~x~ + C
ex
sin x
ex + C
–cos x + C
cos x
sin x + C
1
—
cos2 x
tg x + C
Ļ
v – uv
(u–v)Ļ = u–
v
2
b
Ĵ +1
b
œ f(x)dx = F(x)~a = F(b) – F(a ²ȢȜȞȚȡșȎǻȪȬȠȜțȎ²ǹȓȗȏțȳȤȎ
a
ȀȞȖȑȜțȜȚȓȠȞȳȭ
sin Ĵ = yĴ
cos Ĵ = xĴ
sin2 Ĵ + cos2 Ĵ = 1
M(xĴ, yĴ ) 1
VLQĴ
tg Ĵ = –
FRVĴ
1
–
1 + tg2 Ĵ = cos
2Ĵ
sin2Ĵ = 2sin Ĵcos Ĵ
cos2Ĵ = cos2 Ĵ²sin2 Ĵ
o
VLQ Ĵ) = cos Ĵ
o
FRV Ĵ) = – sin Ĵ
1
WJ o Ĵ) = – –
tgĴ
y
yĴ
Ĵ
o
sin(180 ²Ĵ) = sin Ĵ
o
cos(180 ²Ĵ) = – cos Ĵ
–1
xĴ
1
0
tg(180o ²Ĵ) = – tg Ĵ
–1
ȀȎȏșȖȤȭȕțȎȥȓțȪȠȞȖȑȜțȜȚȓȠȞȖȥțȖȣȢȡțȘȤȳȗȒȓȭȘȖȣȘȡȠȳȐ
D
ȞȎȒ
0
ȑȞȎȒ
0
o
ʌ
–
6
30
o
ʌ
–
4
ʌ
–
3
45o
60
o
ʌ
–
2
ʌ
3ʌ
—
2
2ʌ
o
180o
270o
360o
sin D
0
1
–
2
—2
2
—3
2
1
0
–1
0
cos D
1
—3
2
—2
2
1
–
2
0
–1
0
1
tg D
0
1
—
3
1
țȓȳȟțȡȱ
0
țȓȳȟțȡȱ
0
3
23
x
DZdzǼǺdzȀǾǥȍ
DzȜȐȳșȪțȖȗȠȞȖȘȡȠțȖȘ
a+b+c
p=—
2
Ȗ
b
ha
Į
A
c
a
a2 = b2 + c2 – 2bc cos Ĵ
ȕ
a
b
c
—
=—=—
= 2R
VLQĴ sinȕ
sinȖ
B
1
ȅȜȠȖȞȖȘȡȠțȖȘȖ
ǸȜșȜ
Ǽȏ·ȱȚțȳȢȳȑȡȞȖȗȠȳșȎ
b
–
c = cos Ĵ
1
ǽȎȞȎșȓșȜȑȞȎȚ
Į
b
ǾȜȚȏ
ȀȞȎȝȓȤȳȭ
b
d1
b
Ȗ
c
S = p(p – a)(p – b)(p – c)
ǽȞȭȚȜȘȡȠțȖȘ
ha
a
a = tg Ĵ
–
c = sin Ĵ–
b
a
R – ȞȎȒȳȡȟȘȜșȎȜȝȖȟȎțȜȑȜ
țȎȐȘȜșȜȠȞȖȘȡȠțȖȘȎ ABC
S=–
a ˜ ha S = –
b ˜ c ˜VLQĴ
2
2
b
a2 + b2 = c2 ȠȓȜȞȓȚȎǽȳȢȎȑȜȞȎ
Ĵ + ȕ + Ȗ = 180Ȝ
d2
h
a
a
a
S = ab sinȖ
1
S=–
dd ,
2 1 2
a+b
S=—
2 ˜ h,
d1, d2 ²ȒȳȎȑȜțȎșȳȞȜȚȏȎ
aȳb ²ȜȟțȜȐȖȠȞȎȝȓȤȳȴ
S = ab
S = aha
M(x0, y0)
L = 2ʌR
ǸȞȡȑ
ȀȞȖȘȡȠțȖȘȖ
C
ǽȞȭȚȜȘȡȠțȖȗȠȞȖȘȡȠțȖȘ
(x – x0)2 + (y – y0)2 = R2
R
ǽȞȭȚȎ
ȝȞȖȕȚȎ
ǽȞȎȐȖșȪțȎ
ȝȳȞȎȚȳȒȎ
H
H
ȄȖșȳțȒȞ
m
R
ǸȜțȡȟ
1
Sȏ = PȜȟț ˜ H
P ˜m
Sȏ = –
2 Ȝȟț
1
R
R
R
S ˜H
V=–
3 Ȝȟț
ǸȡșȭȟȢȓȞȎ
L
H
H
V = SȜȟț ˜ H
S = ʌR2
V = ʌR2H
ʌR2H
V=–
3
1
ʌR3
V=–
3
4
Sȏ = 2ʌRH
Sȏ = ʌRL
S = 4ʌR2
ǸȜȜȞȒȖțȎȠȖȠȎȐȓȘȠȜȞȖ
M(x0, y0, z0)
A(x1, y1, z1)
B(x2, y2, z2)
x1 + x2
x0 = —
2
y1 + y2
y0 = —
2
AB (x2 – x1, y2 – y1, z2 – z1)
~AB~ (x2 – x1)2 + (y2 – y1)2 + (z2 – z1)2
a(a1, a2, a3)
a ˜ b = a 1 b 1 + a 2 b 2 + a 3b 3
Ǘ
b(b1, b2, b3)
a ˜ b = ~a~˜~b~FRVǗ
ǸȳțȓȤȪȕȜȦȖȠȎ
24
z1 + z2
z0 = —
2
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