原式=(3^2)^[log9(lg2-1)]+(5^2)^[log25(lg0.5-2)]
=9^[log9(lg2-1)]+25^[log25(lg0.5-2)]
=(lg2-1)+(lg0.5-2)
=lg(2×0.5)-3
=0-3
=-3
3log9 (lg2-1)^2+5log25 (lg0.5-2)^2
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