AC circuit power calculations with dependent source

[scootypuffsnr]

Homework Statement

Hi i tried this problem i attached(jpg one) but i don't think i am doing it right as I am getting a really small number
and also would how would you calculate the apparent power over dependent source because i don't think i did that right either

Homework Equations

The Attempt at a Solution

i attached my attempt in the two pdfs for the first 5 questions, can you please look at what i am doing wrong

 

[gneill]

First page, first expression. Shouldn't Vx include the potential across the 6k resistor?

 

[scootypuffsnr]

umm should it? i got it from the teacher but i think he didnt really look at it properly so yea not really sure

how does the rest of the stuff look?