Answer:
No
Step-by-step explanation:
A function has 1 y-value for each x-value, but in this situation, the x-value of 1 has both a y-value of 2 and 19 making it not a function.
Answer:20 milkshakes
Step-by-step explanation: 80 x 25% =20
25% or 1/4 of 80 is 20 if that makes sense to you.
Take the inverse cosine of 0.5162
x=59 degree
Answer:
21.32
Step-by-step explanation: