Section 7.6

# Section 7.6 - a + b i. ( 29 ( 29 ( 29 ( 29 ( 29 1) 7 8 5 3...

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Section 7.6 The Complex Numbers 1

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The Number i 2 is the unique number for which 1 and 1 i i i = - = - Complex Numbers A complex number is any number that can be written in the form , where and are real numbers. (Note that and both can be zero.) a bi a b a b + 2
3

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Use i to write the expression . 1) 11 2) 100 3) 32 - - - - 4
Perform the indicated operation and simplify. Write the answer in the form

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Unformatted text preview: a + b i. ( 29 ( 29 ( 29 ( 29 ( 29 1) 7 8 5 3 2) 7 4 5 3 3) 3 9 2 i i i i i i + + +----+ 5 Perform the indicated operation and simplify. Write the answer in the form a + b i. ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 2 3) 6 9 7) 7 3 4 4) 5 7 8) 4 5 3 4 5) 4 9 9) 4 2 areful! -4 -9 36 6) 15 10 i i i i i i i i i C ---- +------6...
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## This note was uploaded on 06/07/2010 for the course MTH 95 taught by Professor Nelson during the Spring '10 term at Portland CC.

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Section 7.6 - a + b i. ( 29 ( 29 ( 29 ( 29 ( 29 1) 7 8 5 3...

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