Question

Evaluate (2 – 5i)(p + q)i when p = 2 and q = 5i
A. 29i is the correct answer

Answer 1

I hope this helps you




(2-5i)(2+5i)


2.2+2.5i-2.5i-5.5.I.I



4-25.i^2



4-25. (-1)


4+25


29