Geometrik progressiya — 9-sinf Algebra test savollari

Bu mavzuda 15 ta test savoli bor. Quyida 10 ta namuna — to'liq test va javoblar kaliti ro'yxatdan o'tgandan keyin ochiladi.

1.b1 = 3, q = 2 bo'lgan geometrik progressiyaning 6-hadini toping.
- A)96
- B)48
- C)192
- D)64
2.Geometrik progressiyada b2 = 6, b4 = 54. q² ni toping.
- A)9
- B)3
- C)18
- D)6
3.Geometrik progressiyada b1 = 2, q = -3. b4 ni toping.
- A)-54
- B)54
- C)-18
- D)18
4.2, 6, 18, 54, ... geometrik progressiyaning maxraji (q) nechaga teng?
- A)3
- B)2
- C)6
- D)4
5.Geometrik progressiyada b1 = 5, b3 = 45. q ning musbat qiymatini toping.
- A)3
- B)9
- C)5
- D)45
6.Geometrik progressiyaning n-hadi formulasini ko'rsating.
- A)bn = b1· $q^{n - 1}$
- B)bn = b1 + (n-1)q
- C)bn = b1·n
- D) $bn = b 1^{q}$
7.b1 = 4, q = 2 bo'lgan geometrik progressiyaning 4-hadini toping.
- A)32
- B)16
- C)64
- D)24
8.1, 3, 9, 27, ... geometrik progressiyaning 5-hadini toping.
- A)81
- B)27
- C)243
- D)54
9.Geometrik progressiyaning ketma-ket uchta musbat hadi a, b, c bo'lsa, b qanday munosabatni qanoatlantiradi?
- A)b² = ac
- B)b = a + c
- C) $b = \frac{a + c}{2}$
- D)b² = a + c
10.Geometrik progressiyaning maxraji odatda qanday harf bilan belgilanadi?
- A)q
- B)d
- C)r
- D)k

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Geometrik progressiya — 9-sinf Algebra test savollari

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