Question

find 513² - 512² using suitable identity​

Answer 1

Answer:

The correct answer will be 1² or 1

Step-by-step explanation:

513 - 512 = 1

Answer 2

The answer is 1025

Step-by-step explanation:

$\blue {513}^{2} - \red {512}^{2}$

$(513 - 512) (513 + 512)$

$1 \times 1025$

$1025$

[IDENTITY USED a²–b²=(a+b)(a–b)]