Verified answer

Ответ:

Объяснение:

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Verified answer

1) S(t) = t³

S'(t) = (t³)' = 3t²

S'(2) = 3 * 2² = 3 * 4 = 12

S'(2) = 12

2) X(t) = t² - 4t + 3

V(t) = X'(t) = (t²)' - 4 * t' + 3' = 2t - 4

V(t) = 2t - 4

3)X(t) =t³ + 1

V(t) = X'(t) = (t³)' + 1' = 3t²

a(t) = V'(t) = 3 * (t²)' = 6t

a(1) = 6 * 1 = 6

a(1) = 6