IV. Yangi mavzuni mustahkamlash.
Yangi mavzuni mustahkamlash uchun o‘quvchilar guruhlarga ajratiladi. Har bir guruhga tengsizliklarni qanoatlantiruvchi qiymatni topishga doir topshiriqlar beriladi. Guruhlar bajargan ishlarini taqdimot qiladilar:
1-guruh:
a : 12 < 6 a = 0, a = 12, a = 24, a = 36, a = 48, a = 60.
a = 0
0 : 12 < 6
0 < 6
|
a = 12
12 : 12 < 6
1 < 6
|
a = 24
24 : 12 < 6
2 < 6
|
a = 36
36 : 12 < 6
3 < 6
|
a = 48
48 : 12 < 6
4 < 6
|
a = 60
60 : 12 < 6
5 < 6
|
2-guruh:
180 – a > 174 a = 0, a = 1, a = 2, a = 3, a = 4, a = 5.
a = 0
180–0>174
180 > 174
|
a = 1
180–1>174
179 > 174
|
a = 2
180–2>174
178 > 174
|
a = 3
180–3>174
177> 174
|
a = 4
180–4>174
176 > 174
|
a = 5
180–5>174
175 > 174
|
3-guruh:
38 + 2∙a < 47 a = 0, a = 1, a = 2, a = 3, a = 4.
a = 0
38+2∙0 <47
38+0 < 47
38 < 47
|
a = 1
38+2∙1 < 47
38+2 < 47
40 < 47
|
a = 2
38+2∙2 < 47
38+4 < 47
42 < 47
|
a = 3
38+2∙3 < 47
38+6 < 47
44 < 47
|
a = 4
38+2∙4 < 47
38+8 < 47
46 < 47
|
4-guruh:
6 ∙ a – 4 < 22 a = 1, a = 2, a = 3, a = 4.
a = 1
6 ∙ 1 – 4 < 22
6 – 4 < 22
2 < 22
|
a = 2
6 ∙ 2 – 4 < 22
12 – 4 < 22
8 < 22
|
a = 3
6 ∙ 3 – 4 < 22
18 – 4 < 22
14 < 22
|
a = 4
6 ∙ 4 – 4 < 22
24 – 4 < 22
20 < 22
|
5-guruh:
56 – 3 ∙ a > 42 a = 0, a = 1, a = 2, a = 3, a = 4.
a = 0
56 – 3 ∙ 0 > 42
56 – 0 > 42
56 > 42
|
a = 1
56 – 3 ∙ 1 > 42
56 – 3 > 42
53 > 42
|
a = 2
56 – 3 ∙ 2 > 42
56 – 6 > 42
50 > 42
|
a = 3
56 – 3 ∙ 3 > 42
56 – 9 > 42
47 > 42
|
a = 4
56 – 3 ∙ 4 > 42
56 – 12 > 42
44 > 42
|
V. O‘quvchilarni baholash.
VI.Uyga vazifa berish.
O‘tilgan mavzu yuzasidan savol-javob o‘tkaziladi. 16- 17 topshiriqlar uyga vazifa qilib beriladi.
Do'stlaringiz bilan baham: |
