Question

What number when multiplied by itself is 11 greater than the preceding number when it is multiplied by itself?

Answer 1

Answer:

The number is 6

Explanation:

Answer 2

Answer:

The answer is 6.

Explanation:

• Let the number be x

• According to the question:

        ⇒ x² = 11 + (x-1)²

        ⇒ x² = 11 + x² + 1 - 2x

        ⇒ x² - x² + 2x = 12

        ⇒ 2x = 12

        ⇒ x = 6

Thus, the answer is 6.