(√18-4√1/2)x√1/12

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(√18-4√1/2)x√1/12(√18-4√1/2)x√1/12(√18-4√1/2)x√1/12(√18-4√(1/2)*√(1/12)=(3√2-2√2)*√3/6=√2*√3/6=√6/6(

(√18-4√1/2)x√1/12
(√18-4√1/2)x√1/12

(√18-4√1/2)x√1/12
(√18-4√(1/2)*√(1/12)
=(3√2-2√2)*√3/6
=√2*√3/6
=√6/6

(√18-4√1/2)x√1/12
=(3√2-2√2)x(√3)/6
=√2x(√3)/6
=(√6)/6