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若分式的值为零,则x的值为( )



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ʽֵΪ0,xֵΪ( )__ٶȸ߿
ѡ ѧ ʽֵΪ ʽֵΪ0,xֵΪ( ) A3 B-32 C3 D-3 ȷ𰸼ؽ ȷ A :ɷx2-9=0...
ʽֵΪ,xֵ( )__ٶȸ߿
ѡ ѧ ʽֵΪ ʽֵΪ,xֵ( ) A3 B-3 C3 D0 ȷ𰸼ؽ ȷ B :,|x|-3=0,...
ʽֵΪ,x=___.__ٶȸ߿
ʽֵΪ,x=___. ȷ𰸼ؽ ȷ 2 :x2-x-2=0,x=2-1, x+10,x-1 x=2.ϴ...
ʽֵ0,xֵΪ( )__ٶȸ߿
ѡ ѧ ʽֵΪ ʽֵ0,xֵΪ( ) A1 B1 C0 D-1 ȷ𰸼ؽ ȷ A :ɵx2-1=02...
ʽֵ0,xֵΪ___.__ٶȸ߿
ѧ ʽֵΪ ʽֵ0,xֵΪ___. ȷ𰸼ؽ ȷ ޽ :, x-2=0,x2-40, ...
ʽֵΪ,X=___.__ٶȸ߿
ѧ ʽֵΪ ʽֵΪ,X=___. ȷ𰸼ؽ ȷ -3 :ɷʽֵΪx2+2x-3=0,x-10,...
ʽֵΪ0,x=___.__ٶȸ߿
ѧ ʽֵΪ ʽֵΪ0,x=___. ȷ𰸼ؽ ȷ 2 :x2-4=0, x=2, x=2ʱ,x+20, ...
ʽֵΪ,x( )__ٶȸ߿
ѡ ѧ ʽֵΪ ʽֵΪ,x( ) A-1 B1 C-11 D12 ȷ𰸼ؽ ȷ A :|x|-1=0...
ʽֵ,xֵ( )__ٶȸ߿
ѡ ѧ ʽֵΪ ʽֵ,xֵ( ) A-1 B-12 C2 D-2 ȷ𰸼ؽ ȷ C :(x+1)(x-2)=...
ʽ,x___;ʽֵΪ0,x___.__ٶȸ߿
ѧ ʽֵΪ ʽ,x___;ʽֵΪ0,x___. ȷ𰸼ؽ ȷ 2 -2 :x-20,x2...
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ʽֵΪ    xΪֵʱʽ    xķʽ    ֪xķʽ    xķʽ    xķʽ    xȡʵ ʽ    x֮xƽǷʽ    

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