3 years ago

What is the standard for of (1 7i)(3-i)?

1 answer:

7 0

3 -1i + 21i -7i2 now you have to fix the last factore because you have to change the imaginery i this would give you the answer of 3 - 1i + 21i +7 now add common factor which would give you the final answer of 3 +20i +7

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