Question

638 × 5 + 1243609785 × 1243609785=?

Answer 1

1 . 5 4 6 56 530E+ 1 8

Answer 2

Let's break down the calculation step by step:

1. 638 × 5 = 3190
2. 1243609785 × 1243609785 = 1.54517794894 × 10^18 (approximately)

Now, let's add these results together:

3190 + 1.54517794894 × 10^18 ≈ 1.54517794894 × 10^18

So, the result of the expression 638 × 5 + 1243609785 × 1243609785 is approximately 1.54517794894 × 10^18.