Answer:
237.5
Step-by-step explanation:
2·(5·7.5+6.5·7.5+6.5·5)=237.5
Answer:
46 MINUTES AND 5 SECONDS
Step-by-step explanation:
8 MINUTES + 37 MINUTES= 45 MINUTES 32 SECONDS +15 SECONDS + 18 SECOND = 65 SECONDS WHICH THERE ARE 60 SECONDS IN A MINUTE SO THERE ARE 46 MINUTES AND 5 SECONDS LEFT
Answer:
Step-by-step explanation:
Given that rock experiments a constant acceleration, position function can be obtained by integrating twice:
The initial conditions of the rock are, respectively:
Position of the rock as a function of time is:
The time taken for the rock to hit the canyon floor is:
85.80/4=21.45
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