Answer:
−(3x−2)(7x+4)
Step-by-step explanation:
Answer:
x = 1
Step-by-step explanation:

Answer: Not sure but try D
Step-by-step explanation:
not sure
Answer:
120i
Step-by-step explanation:
;i × i = -1....so hence
4i × (-5i) = -20 i^2...which is -20(-1) = 20....
then you multiply with 6i
20(6i) = 120i