📐 Matematika · Tenglamalar · ★★★
x² + y² = 13 va xy = 6 bo'lib, x > 0, y > 0 bo'lsa, x + y ni toping.
- A)7
- B)5
- C)25
- D)6
👀 To'g'ri javob va tushuntirishni ko'rish
✓ B) 5
💡 (x + y)² = x² + y² + 2xy = 13 + 12 = 25, x + y > 0 bo'lgani uchun x + y = 5.
🎯 Matematikadan o'zingizni sinab ko'ring
DTM formatidagi test, ball va zaif mavzular tahlili — bepul.