Question

Using Identities, Evaluate the following: 1. 51^2- 49^2​

Answer 1

Answer:

so, here is your answer

Step-by-step explanation:

$51^{2} - 49^{2}\\(51 - 49)^{2}\\(2)^{2}\\(4)\\4$

Hope it helps

Please mark me as the brainliest

Answer 2

200 Ans• Please mark me the brainliest

Step-by-step explanation:

51²-49²

= Using identity a²-b² --

(51+49)×(51-49)

= 100×2

= 200 ANS•