z1 = 4 + 3i & z2 = 2-3i then z1.z2 =
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the work of the work of the volume of work of English literature I am not sure how are you doing mark me as brainlest
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Answer:
17- 6√-1
Explanation:
z1 = 4+ 3i ; z2 = 2-3i
z1. z2 = (4+3i) (2-3i)
= 8 - 12i + 6i -9i^2
= 8- 6i -9i^2 if i = √-1 ; i^2 = -1
= 8- 6√-1 - 9(-1)
= 8 - 6√-1 +9
= 17 -6√-1
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