Question

S=t^4 - 3t^3 + 2t^2+t (t=1 cek)

Answer 1

S(t) = t⁴-3t³+2t²+t
v(t) = s'(t) = 4t³-9t²+4t+1, если t=1c, то
v(1)=4·1³-9·1²+4·1+1= 4-9+4+1= 0
a(t)=v'(t) = 12t² -18t+4
a(1) = 12·1² - 18·1 +4=12-18+4= -2