Question

solve this question instantly​

Answer 1

Step-by-step explanation:

I had answered your question the answer is -148

Answer 2

A complex conjugate of a real number is itself.

$[20-2\{ 5+(-12)\} \times [2 \{5-(-7)\} ]$

$=20-2\times (-7) \times 2 \times 12$

$=20+336$

$=356$

The answer is -796.