1.

\frac { \sqrt { 48 } + \sqrt { 32 } } { \sqrt { 27 } - \sqrt { 18 } }

Answer»

(4(root(3)+root(2)))/3(root(3)-root(2))=4/3 * (root(3)+root(2))^2/1=4/3(3+2+2root(6))=20/3+8root(6)/3



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