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若分式的值为零,则x的值为( )



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ʽֵ,x=___;x=3ʱ,ʽֵ__...
ѧ ʽֵΪ ʽֵ,x=___;x=3ʱ,ʽֵ___. ȷ𰸼ؽ ȷ 2 :(1)Ϊʽ...
ҪʹʽֵΪ0,xӦ( )__ٶȸ߿
ѡ ѧ ʽֵΪ ҪʹʽֵΪ0,xӦ( ) A-4-1 B-4 C-1 D41 ȷ𰸼ؽ ȷ C :x2+5x+...
ʽֵ,ôxֵΪ___.__ٶȸ߿
ʽֵ,ôxֵΪ___. ȷ𰸼ؽ ȷ 1 :ʽֵ, x-1=0,2x+10, :x=1. ʴΪ:1....
Ƿxֵ,ʹõa=4ʱ,ʽֵΪ0?__ٶȸ߿
:a=4ʱ,a-x=4-x=0, x=4, a2-x2=42-42=0, ʽ, ಻,õa=4ʱ,ʽֵΪ0. :a=4ʱ,a-x=4-x=0, x=4, ...
x=___ʱ;x=___ʱ,ʽֵ.__ٶȸ߿
x=___ʱ,ʽ;x=___ʱ,ʽֵ. ȷ𰸼ؽ ȷ 3 9 :ʽ,x-3=0,x=3; ʽֵ,...
xȡ,ʹʽֵΪ( )__ٶȸ߿
2x-1=62ʱ,xֵ,ڡ31. ʹʽֵΪ4,2,0͡1. ѡB....
ʽֵΪ,xȡֵΧ___.__ٶȸ߿
ѧ ʽֵ ʽֵΪ,xȡֵΧ___. ȷ𰸼ؽ ȷ x>3 :x2+2>0ҷʽֵΪ, 3x...
ѧ2016꼶()ѧѧ
ѧ2016꼶()ѧѧ һѡ:(ÿ4,48) 1ʽ A3 x ?3 ֵΪ,xֵΪ( x?3 )) ...
2015-2016ѧȵһѧڰ꼶ѧĩԾ
һѡ(ÿС4,40) 1ʽ x 2 -1 ֵΪ,xֵΪ( x +1 ) ( A. 1 B. -1 C. 1 D. 0 2ȷ( ) 4...
2013-2014ѧ궨а꼶ĩͳ
5.ʽ x ?4 ֵΪ,xֵΪ( x?2 C. -2 A.2 -2; B. 2 1 1 2 򹫷ĸ 2x ? 2 y x ? y2 16 ͼ 6....
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