Question

plese answer the question in 5 minutes I will mark as brainlist​

Answer 1

Answer

(i)4

(ii)12

(iii)0

Step-by-step explanation:

Answer 2

Answer:

1. 2^2 + (-2)^2

= 4 + 4 = 8

2. 2^2 + 2 × -2 + (-2)^2

=4 -4 +4

4

3. 2^2 -(-2)^2

4-4 = 0