Persian History began with Medes.
Answer:
see explanation
Step-by-step explanation:
let y = f(x) and rearrange making x the subject, that is
y = 5x + 4 ( subtract 4 from both sides )
y - 4 = 5x ( divide both sides by 5 )
= x
Change y back into terms of x
(x) = 
Answer:
14(cos(330 degrees) + i sin(330 degrees))
option D
Step-by-step explanation:
edge 2020