第七章单元测试
- If , where and are real numbers, then find the values of and .( )
- Express in the form of .( )
- ( )
- Express the given expression in the form and find the values of and .( )
- Find the real values of and such that .( )
Write in the form x+iy of ( )
- Write in the form of ( )
- Write in the form of . ( )
- Give all roots (solutions) of .( )
- Split into factors: ( )
A: B: C: D:
答案:
A: B: C: D:
A: B:0 C:1 D:
A: B: C: D:
A:, B:, C:, D:,
A: B: C: D:
A: B:1 C:0 D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
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