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If a,b,c,d∈R+ such that a+b+c+d=4√3 and abcd+9=ab+ac+ad+bc+bd+cd, then the number of solutions is

Answer» If a,b,c,dR+ such that a+b+c+d=43 and abcd+9=ab+ac+ad+bc+bd+cd, then the number of solutions is


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