Question

If a = 5 and b = -2 then the value of (a-b)2 -
(a+b)2 is​

Answer 1

Answer:

Step-by-step explanation:

(a-b)2-(a+b)2

2[5-(-2)]-[5+(-2)]2

2(5+2)-2(5-2)

14-6

8

Answer 2

Answer:

8

Step-by-step explanation:

(a-b)2-(a+b)2

[5-(-2)]2-[5+(-2)]2

(5+2)2-(5-2)2

7×2-3×2

14-6

8

hope it helps you