Question

(1)形如z=a+bi(a、b∈R)的數(shù)叫復(fù)數(shù),其中i是________.i²=________.把復(fù)數(shù)a+bi的形式叫做復(fù)數(shù)的代數(shù)形式.當(dāng)且僅當(dāng)________時(shí)，z為實(shí)數(shù)；當(dāng)且僅當(dāng)________時(shí)，z=0 ；當(dāng)且僅當(dāng)__________時(shí),z為虛數(shù)；當(dāng)且僅當(dāng)__________時(shí)，z為純虛數(shù)；a、b分別叫做復(fù)數(shù)的________和_________.?

(2)自然數(shù)集N,整數(shù)集Z、有理數(shù)集Q、實(shí)數(shù)集R,復(fù)數(shù)集C之間的包含關(guān)系是_________.

Answer 1

(1)虛數(shù)單位　-1　b=0　a=b=0　b≠0　a=0且b≠0　實(shí)部　虛部?

(2)NZQRC