a × b = 60 va a × c = 120 tenglikdan foydalanib (b + c) × a ning qiymatini toping.

  1. 180
  2. 170
  3. 160
  4. 150

📝 Detailed explanation

So'ralgan ifodadagi qavslarni ko'paytirishning taqsimot qonuniga ko'ra ochamiz:
(b + c) × a = (b × a) + (c × a) = (a × b) + (a × c).
Ma'lum qiymatlarni o'rniga qo'yamiz: 60 + 120 = 180.
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