1/2 (18+14) - (18-14) power of 2

Simplify the following:

(18 + 14) / 2 - (18 - 14) ^2

| 1 | 8

- | 1 | 4

| 0 | 4:

(18 + 14) / 2 - 4^2

| 1 |

| 1 | 8

+ | 1 | 4

| 3 | 2:

32/2 - 4^2

The gcd of 32 and 2 is 2, so 32/2 = (2*16) / (2*1) = 2/2*16 = 16:

16 - 4^2

4^2 = 16:

16 - 16

16 - 16 = 0:

Answer: 0