ramireznaidelyn
19.07.2019 •
Mathematics
Apassenger elevator in the sears tower in chicago can lift people 960 feet in 1 minute and 30 seconds. how fast must the freight elevator be traveling if it lifts cargo the same height but in 2 minutes and 30 seconds
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Ответ:
If the elevator lifts cargo through the same height in 2 minutes and 30 seconds (2.5 minutes), then the speed is given by:
Ответ:
m = -3
Step-by-step explanation:
the slope of 4x + 12y=8 simplifies to 1/3, to find the perpendicular slope, take the opposite reciprocal which in this case is -3