Answer:
a.-2
b.4
c.-3
Step-by-step explanation:
write a,b,c on top of each number to the left of the =0
You have to use in your calculator cos^-1 of 0.9123
your angle=24.17 or 24°
Step-by-step explanation:

The total was $13 including the tickets how much was each of tickets
Answer : $2 each 2•5=10 10+3=13
1 think one year or even less
500(1+0.015)^1=$507.5