Almost! You put a point at (0,2) which is correct because the y-intercept is 2. From (0,2), you must move up 7 points and to the left 3 (left because it's a negative slope) so this point should be at (-3,9). You placed it at (-3,8). Just go up one more!
Answer:
The efficiency is 84%.
Step-by-step explanation:
The efficiency is the percentage that it delivers, so it can be solved by a rule of three.
6.3 watts - x
7.5 watts - 1



So the efficiency is 84%.
Answer:
-202
Step-by-step explanation:
Answer:
2.5 meters per second
Step-by-step explanation:
9x1000=9000m/h
9000/60/60=2.5m/s