Perform the indicated operations:(2+5i)(1-3i)all over 5-2i

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- July 6th 2006, 03:38 PMBrookeHelp 1 ???
Perform the indicated operations:

__(2+5i)(1-3i)__all over 5-2i - July 6th 2006, 04:03 PMSoroban
Hello, Brooke!

I assume you can do basic Algebra and that you know that

Quote:

Perform the indicated operations:

Simplify the numerator: .

. . and we have: .

The problem becomes: .

Now we are expected to rationalize the denominator.

Multiply top and bottom by the conjugate of the denominator:

. .

. .