Answer:
10,000
Step-by-step explanation:
The combination consists of four digits, hence 0000 to 9999. There at 10^4 or 10,000 possible combinations (but only one that works).
2,000 + 400 + 70 would equal 2,470.
The correct way to write it would be 2,000 + 400 + 7
Answer:
1 solution
Step-by-step explanation:
The lines intersect 1 time
Answer:
1/9^15
Step-by-step explanation:
