Matematika fanidan majburiy blok testlari №2

Ifodaning qiymatini toping 2 · |-81|+|-88|-150 +|45|

2, 3, 7, 11, 12, 15, 20, 23, 27, 29, 31, 37, 100, 101, 103, 111 sonlari ichida nechta tub son bоr?

Noto'g'ri kasrni aralash songa аjrating. 342/30

Quyida to'g'ri burchaklardan tashkil topgan shaklda AB=a+44, BC=b+46, EF=c, FG=d   bo'lsa, uning perimetrini toping.

Hisoblang.

Quyidagi sonlardan nechtasi butun son?

lkkita aylana eng ko'pi bilan nechta kesishish nuqtasiga ega bo'ladi?

2,25 ga teskari sonni toping.

1,4,9,16, .. ketma ketlikdagi qonuniyatni aniqlab keying sonni toping.

To'g'ri to'rtburchakning yuzi 49 dm², eni esa 7 dm ga teng. Shu to'rtburchakni peremtrini toping.