2i(4+5i)(4-5i) =82i
4+i nothing more can be done it is at simplest form
so

=

so your answer is
Answer:
oh my- this actually made me happy-
Step-by-step explanation:
Answer:i think its -5 because if you subtract 5 from 10 then its five hnd a negative times a negative is a positive
Step-by-step explanation:
I’m pretty sure the answer is 4x+5
Answer:
Measure 8 is 135°
Step-by-step explanation:
Measure 1 and Measure 8 are alternate exterior angles.