SOLUTION: Express (2 + i)(3 + i) in the form a + bi, where a and b a real numbers.

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Express (2 + i)(3 + i) in the form a + bi, where a and b a real numbers.       Log On


   

Question 1209624: Express (2 + i)(3 + i) in the form a + bi, where a and b a real numbers.
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
2%2A3%2B2i%2B3i%2Bi%5E2
6%2B5i-1
5i%2B5 and easily compare with bi%2Ba.