Answer:
16m^2 + 72m + 81
Step-by-step explanation:
you expand it, by (9+4m)(9+4m), using distributive property you get
81 + 36m + 36m + 16m^2, simplifying you get the answer
Answer: b
Step-by-step explanation:
It should be a positive 5 not a negative so the error was made at the end because u divide
Answer:
3 to the power of 5 = 35 = 243
Step-by-step explanation: