If the velocity of a particle is v = At ...

If the velocity of a particle is `v = At + Bt^2`, where `A` and `B` are constant, then the distance travelled by it between `1 s` and `2 s` is :

`3/2A+4B`

3A+7B

`3/2A+7/3B`.

`frac(A)(2)+frac(B)(2)`

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