Question

27^2- 23^2 by using identity​

Answer 1

Answer:

Using a^2 - b^2 = (a-b)(a+b)

27^2 - 23^2

= (27-23)(27+23)

= (5)(50)

= 250

Answer 2

Answer:

Step-by-step explanation:

Using identity, a^2-b^2=(a+b)(a-b)

(27+23)(27-23) =50×4=200