What will be the units digit of the squares of the following numbers? (I)71      (ii)  599          (iii)   2783         (iv)  1234

Explanation

To find the units digit of the squares of the given numbers, we will focus on the units digit of each number and then square that digit. Here’s a step-by-step solution for each part of the question:

### Step-by-Step Solution:

**(I) For the number 71:**
1. Identify the units digit of 71, which is **1**.
2. Square the units digit: \(1^2 = 1\).
3. Therefore, the units digit of \(71^2\) is **1**.
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