If a + bi represents the complex number that results from multiplying 3 + 2i times 5 - i, what is the value of a?
A. 2
B. 13
C. 15
D. 17
Answer:D
If a + bi represents the complex number that results from multiplying 3 + 2i times 5 - i, what is the value of a?
A. 2 B. 13 C. 15 D. 17
Explanation: D