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Komok [63]
2 years ago
7

Multiply: (9-8i)(-6,-15i)

Mathematics
1 answer:
hodyreva [135]2 years ago
6 0

Answer:

<em> (9-8i)(-6,-15i) = </em>-174 + 183 i

Step-by-step explanation:

<u><em>Explanation:-</em></u>

<em>Given that  the complex numbers</em>

<em>                            (9-8i)(-6,-15i)</em>

<em>multiply           ( 9-8i ) ( -6 -15i)</em>

<em>                =  -54 - 9(-15 i) + 48 i +  120(i)²</em>

<em>                =   -54 + 135 i + 48 i - 120</em>

<em>               =    -174 + 183i</em>

<u><em>Final answer:-</em></u>

<em> (9-8i)(-6,-15i) = </em>-174 + 183 i

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