Question

(2-5i)(4+7i)? How do u do this? HELPPPPPPPP

Answer 1

The "I"'s r variables, now u do 2-5 which sequels -2. now u do 4+7 and that ='s 11. now I think u take 11 and -2 and u subtract 11-(-2). or it could be change the negative into a positive and add them together.