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    Mathematics
  3. Study Set
    Developmental Mathematics College
  4. Exam
    Exam 16: Converting Units of Measurement
  5. Question
    Multiply -\((2+5 \mathrm{i})(4+3 \mathrm{i})\) A)\(23+14 i\) B)\(-7-26 i\) C)\(15 i^{2}+26 i+8\)
Solved

Multiply
- (2+5i)(4+3i)(2+5 \mathrm{i})(4+3 \mathrm{i})(2+5i)(4+3i) A) 23+14i23+14 i23+14i B) −7−26i-7-26 i−7−26i C) 15i2+26i+815 i^{2}+26 i+815i2+26i+8

Question 223

Question 223

Multiple Choice

Multiply.
- (2+5i) (4+3i) (2+5 \mathrm{i}) (4+3 \mathrm{i}) (2+5i) (4+3i)


A) 23+14i23+14 i23+14i
B) −7−26i-7-26 i−7−26i
C) 15i2+26i+815 i^{2}+26 i+815i2+26i+8
D) −7+26i-7+26 i−7+26i

Correct Answer:

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