已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2; (1)16x^2/(x^4-10x+1)
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已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2;(1)16x^2/(x^4-10x+1)已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2;(1)16x^2/(x^4-10x+
已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2; (1)16x^2/(x^4-10x+1)
已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2; (1)16x^2/(x^4-10x+1)
已知x-1/x=4,求下列各式的值:(1)x^2+1/x^2; (1)16x^2/(x^4-10x+1)