Answer: A: 
Step-by-step explanation:
The square root of 3 is an irrational number. It is also known as Theodorus' constant, after Theodorus of Cyrene, who proved its irrationality.
Answer: 45
Step-by-step explanation: just multiply the two number together
Answer:
4.92
Step-by-step explanation:
615 divided by 125 equals to 4.92
7n-84 would be your correct answer, 7 times n is 7n. 12 times 7 is 84 so therefore your answer would be 7n-84