Math, asked by brainlystar29, 1 year ago

maths maths MATHS

hey plz help meeee

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Answers

Answered by oli04
1
Just dif wrt time (2t4+3t3-9t2-12)=x
And EQUATE To velocity

i.e. 8t3+9t2-4t-9=dx/dt
V=(t2-3)
V=dx/dt
So t2-3=8t3+9t2-4t-9
So calculate t

Answered by crazymax01
0

(2t4+3t3-9t2-12)=x


Diffrentiate w.r.t. x


8t3+9t2-4t-9=dx/dt


V=(t2-3)


V=dx/dt


t2-3=8t3+9t2-4t-9


4t3+4t2-2t-3 = 0



Hope it helps ........ :D

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