Question

5 If x= 3t2 + 2t +5. Then find its instantaneous velocity at t= 2 s.​

Answer 1

Answer:

14m/s

Explanation:

for velocity, we have to differentiate displacement (x) with respect to time (t)

now, take

dx/dt = 6t+2 = v

substitute the value of t in the equation

6(2) + 2 = 14m/s

Answer 2

Answer:

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