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should be 1.tvb now,tvbnow,bttvb3 j, l8 I3 Y6 l, W2 y8 S# [( w$ D
" m! N1 o' ~. d- }. E) Z# _0 c' [* `
The question should be 6÷2(1+2) = 6÷[2(1+2)]
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