PLEASE HELP ME GIVE ME THE ANSWER AND TELL MME STEP BY STEP HOW U GOT IT ILL MARK U BRAINLIEST
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Answer:
Its only D.
Step-by-step explanation:
My brain hurts already.
First you do 3x3 then 9x9x9 then 3x3x3x3x3x3 then multiply what you get for 9x9x9 by 3x3x3x3x3x3 then divided by 81 and get your answer.