Answer:
3.5°/hour
Step-by-step explanation:
Rate of change of temperature=change in temperature/Change in time
Change in temperature
=82° - 54°
=28°
Change in time=3:00pm - 7:00am
=8:00 hours
Rate of change of temperature=28°/8 hours
=3.5°/hour
The answer to this question is sqrt(2)/2. Invoke the unit circle to derive this expression, or use special triangles and reference triangles.
Answer:
First One: Yes
Second One: No
Step-by-step explanation:
Direct Variation Formula: y=kx
1. every single on is y=x times 6, fits the formula
2. there is no easy multiplying repeating pattern of how x=y