1.

8m3+27n3-27n3+18mnp =???​

Answer»

p(N)=27n^3-an^2-n+3p(-1/3)=27(-1/3)^3-a(-1/3)^2-(-1/3)+3p(-1/3)=27(-1/27)+a(1/9)+1/3+3=-1+a/9+1/3+3=-9+a+3+27/9=21+a/9=0a+21=0Step-by-step explanation:MARK me as BRAINLIEST answer then I will FOLLOW you



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