Trick Guide

💡 Squares

Square near 50

53, 47 jaisi values ke liye

Medium Priority ⭐⭐ 🔒 New
🧠 Trick Drill

Steps

  1. n = 50 + a maan lo (a positive ya negative ho sakta hai).
  2. 2500 + 100×a + a² formula use karo.
  3. Chhote a ke liye mental math fast hota hai.

Worked example

53² = ?

a=3 → 2500 + 300 + 9 = 2809

Answer: 2809

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