Answer and Explanation
Your Answer is
Correct Answer is K
Explanation
Because 256=28=2x2-3x-2, you can get $x2-3x-2=8, solution Get x=5 or x=-2. Therefore choose K
Your Answer is
Correct Answer is K
Explanation
Because 256=28=2x2-3x-2, you can get $x2-3x-2=8, solution Get x=5 or x=-2. Therefore choose K