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`        	A body is moving along a given path has displacement(x) as a function of time (t) ,given by, x=5t²-7t-8.calculate the time it will take to come to rest. `
one year ago

Arun
23357 Points
```							Dear student Find dx/dt andake it to 0.  You will get the time.  RegardsArun (askIITians forum expert)
```
one year ago
Khimraj
3008 Points
```							x=5t²-7t-8v = dx/dt = 10t – 7body will be at rest when velocity become zero.so v = 010t – 7 = 0so t  = 7/10 secHope it clears.............
```
one year ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions