Answer:
(a) (x+3) (x+9)
(b) (x+4) (x-4)
(c) (x-4i) (x+4i)
(d) (-2+i) (-2-i)
Step-by-step explanation:
We have given the quadratic expressions and we have to write these expressions in factor form
(a)
It can be written as 

Now taking (x+9) as common

(b) 
We know the algebraic equation 

(c) 
(d) 
It can be written as 
Step-by-step explanation:
4 ehsudidjsidkkskdjfjfo
Answer:
0, the y stays the same.
Step-by-step explanation:
9 because Ethan this the proper information smart head mark this as brainlist I was the fastest one to answer you smart head
Two equal fractions would be 4/6 and 6/9.