plz answer question no.1,2,3,4,5,6,7
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1.(i.)a^2+2b^2+5c^2 (ii.)2a^2-b^2+c^2(iii.)a^2-2b^2-3c^2only question 1. question two is as same as the question 2.
ArnavRaj12:
and other question who will do
i dont know the way to do sorry
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