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19-11-2020
Mathematics

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The expression (3+i)(1+2i) can be written Jim the form a +bi, where a and b are integers. What are the values of a and b?

The expression 3i12i can be written Jim the form a bi where a and b are integers What are the values of a and b class=

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Adetunmbiadekunle Adetunmbiadekunle

27-11-2020

Answer:

a = 1

b = 7

Step-by-step explanation:

We start by opening the brackets

We have;

3 + 6i + i - 2

= 1 + 7i

comparing with a + bi

a = 1 and b = 7

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