Ask Question
8 December, 04:55

When 3+4i2+i is expressed in the form a+bi, what is the value of a?

+3
Answers (1)
  1. 8 December, 05:49
    0
    Multiplying and dividing with conjugate of 2+i in the given expression, we get (3 + 4i) (2-i) / (2+i) (2-i) = (6-3i+8i-4i^2) / (4-i^2) = (10+5i) / (4+1) = (10+5i) / 5=2+i=a+bi Thus a=2
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “When 3+4i2+i is expressed in the form a+bi, what is the value of a? ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers