Question

Evaluate without using a calculator

899^2 - 2 * 899 * 898 + 898^2

Answer 1

The answer is 1

Explanation:

You can use the formula, a²-2ab+b² = (a-b) to evaluate the following question:

899² - 2(899)(898) + 898² = (899-898)²

= 1

(Hooe this can help)