9-sinf Matematika 4-chorak

Funksiyaning aniqlanish sohasini toping

Proporsiyaning noma’lum hadini toping

Agar 90^°° bo’lsa,  quyidagilardan qaysi biri musbat

Ifodaning qiymatini toping:
(-8)²-(-5)³-(12) ²

sin60^° nimaga teng

Funksiyaning aniqlanish sohasini toping: y=4x²+5

Sonlarni taqqoslang   

Teng yonli trapetsiyaning ikkita burchagi ayirmasi 40⁰ ga teng. uning burchaklarini toping

Agar (-1;2) nuqta y = kx² +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping

Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ?

Kvadrat tengsizlikni yeching: x² – 4x +6 > 0

Tengsizlikni yeching: (x  + 4)(x + 9) >0

Agar va   bo’lsa,   ni toping

Ifodaning qiymatini toping sin300^°

Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping

Agar sina=12/13 bo’lsa,  ctga ni toping

Poyezd har 30 m yo‘l yurganda 1 m tepaga ko‘tariladi. Temir yo‘lning gorizontga nisbatan ko‘tarilish burchagini toping

Ifodani soddalashtiring

Tomonlari 3 va 5 bo‘lgan parallelogrammning bir diagonali 4 ga teng. Uning ikkinchi diagonalini toping

Arifmetik progressiyada  =1,   a₁₀₁ =301 bo’lsa, d ni toping?

Hisoblang:

Aylananing 90° li yoyi uzunligi 15π   sm. Aylana radiusini toping

Arifmetik progressiyada d=4, =5000 bo'lsa,  ni toping?

Geometrik progressiyada  =10,   =310 bo'lsa, q ni toping?

1002, 999, 996, progressiyaning nechanchi nomerli hadidan boshlab uning hadlari manfiy sonlar bo'ladi?