(3 − 4i)(5 + 2i)
A. 15 − 8i
B. 23 − 14i
C. 15 − 8i2
D. 15 − 14i − 8i2
1 answer:
Answer:
B.23-14i
Step-by-step explanation:
(3x5)+(3x2i)-(4ix5)-(4ix2i)
15+6i-20i-8(-1)
15+6i-20i+8
23-14iฟ
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