Answer:
Could you mark me brainlleist? Anyways the answer is ( + 2).
Explanation:
9x^4=6,561x
6x^2=36x
6561x+36x=6597x
9x to the 4th power is just 9x9=81x9 and so on and the same goes for 6 then you just add them. Not Sure if this is the way you needed but feel free to ask anything.
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