Answer:
Easy peasy
Step-by-step explanation:
7+(n-1)5
3•y+2
3 and y are being multiplied and then you add the two!:)
The exclamation points mean factorial which is when you multiply that number along with the numbers less than it. Ex: 4! = 4*3*2*1. To solve this, you must get those factorials and after you solve, you get 60480
Round 2 from the 6 and then your answer will be 360,000.