Q. 1 B5.0( 6 Votes )

Simplify each of the following and express it in the form a + ib :



Answer :

Given:

We re – write the above equation



[ i2 = -1]


= (3 + 4i) – (4 – 3i)


Now, we open the brackets, we get


3 + 4i – 4 + 3i


= -1 + 7i



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