设f(x),g(x)在区间[a,b]上可导,且f'(x)>g'(x),则在[a,b]上有( ).
A.f(x)-g(x)>0; B.f(x)-g(x)≥0;
C.f(x)-g(x)>f(b)-g(b); D.f(x)-g(x)>f(a)-g(a).
设f(x),g(x)在区间[a,b]上可导,且f'(x)>g'(x),则在[a,b]上有( ).
A.f(x)-g(x)>0; B.f(x)-g(x)≥0;
C.f(x)-g(x)>f(b)-g(b); D.f(x)-g(x)>f(a)-g(a).
设f(x),g(x)在区间[a,b]上可导,且f'(x)>g'(x),则在[a,b]上有( ).
A.f(x)-g(x)>0; B.f(x)-g(x)≥0;
C.f(x)-g(x)>f(b)-g(b); D.f(x)-g(x)>f(a)-g(a).
个相互独立服从泊松分布的随机变量的和仍服从泊松分布.A.对B.错个相互独立服从泊松分布的随机变量的和仍服从泊松分布.A.对B.错
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