Answer:
Cardioid and Radian
Step-by-step explanation:
Answer:
F(2)=-2
Step-by-step explanation:
Y=F(2) AS SEEN IN GRAPH Y=-2
Answer:
3.5 hours
Step-by-step explanation:
Speed of train X=30 mph
Speed of train Y=40 mph
Relative speed When the two trains travelling in same direction
Relative speed=40-30=10 mph
Total distance =25+10=35 miles
We have to find the time when train Y is 10 miles ahead of train X.
We know that
Time=
Using the formula
Then, we get
Time=
Hence, it will be 3.5 hours until train Y is 10 miles ahead of train X.
Answer:
36.58
Step-by-step explanation:
38.3-1.72=36.58