460 and 375 are the answer.
Answer:
Step-by-step explanation:
615.75m squared
Answer: 10 - 2√21
Step-by-step explanation: I simplified your question by using an online calculator. :)
Answer:
420
Step-by-step explanation:
If you mean (3n-2m)^2 then the answer is
9n^2-12mn+4m^2
So B