TS EAMCET 5-Aug-2021 Shift 1 Question Paper

Section: Mathematics

Question : 72 of 160

Marks: +1, -0

A particle moves in a straight line such that its displacement S (in mts) at a time t(in‌sec) is given by S(t) = t3−4t2+7t. The instantaneous velocity v at t=4 is

21 m/sec
23 m/sec
20 m/sec
19 m/sec

Validate

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