题目内容
设m∈R,复数z1=+(m-15)i,z2=-2+m(m-3)i,若z1+z2是虚数,求m的取值范围.
设m∈R,复数,z2=-2+m(m-3)i,若z1+z2是虚数,求m的取值范围.
已知复数z1=sin2x+λi,z2=m+(m-cos2x)i(λ,m,x∈R,)且z1=z2.
(1)若λ=0且0<x<π,求x的值;
(2)设λ=f(x),求f(x)的最小正周期和单调增区间.
已知复数,z2=m+(m-cos2x)i(λ,m,x∈R),且z1=z2.
(Ⅰ)若λ=0且0<x<π,求x的值;
(Ⅱ)设λ=f(x),求f(x)的最小正周期和单调增区间.