先化简再求值:(1/a+1/b)÷a²+2ab+b²/ab,其中a=sin60°+1,b=cos30°-1
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![先化简再求值:(1/a+1/b)÷a²+2ab+b²/ab,其中a=sin60°+1,b=cos30°-1](/uploads/image/z/6857502-6-2.jpg?t=%E5%85%88%E5%8C%96%E7%AE%80%E5%86%8D%E6%B1%82%E5%80%BC%3A%281%2Fa%2B1%2Fb%29%C3%B7a%26%23178%3B%2B2ab%2Bb%26%23178%3B%2Fab%2C%E5%85%B6%E4%B8%ADa%3Dsin60%C2%B0%2B1%2Cb%3Dcos30%C2%B0-1)
先化简再求值:(1/a+1/b)÷a²+2ab+b²/ab,其中a=sin60°+1,b=cos30°-1
先化简再求值:(1/a+1/b)÷a²+2ab+b²/ab,其中a=sin60°+1,b=cos30°-1
先化简再求值:(1/a+1/b)÷a²+2ab+b²/ab,其中a=sin60°+1,b=cos30°-1