Answer:
D. $1257.71
Step-by-step explanation:
Used my calculator. lol
Answer:
6.34
Step-by-step explanation:
when rounding 5 or more round up 4 or less round down. hope it helps.
Answer:
sec
Step-by-step explanation:
1/cosin = sec or cosin^-1
Answer:
1
Step-by-step explanation:
I not completely sure but I think it 1
Answer:
At 0 hours, there are 100 grams of the substance remaining.
Step-by-step explanation: