Հանրահաշիվ

Ա) s(t) = 2t^2; s(2)-s(1) = s△ = 2*2^2-2*1^2 = 6մ; t△ = 2-1 = 1; vմիջ = 6մ/վ Բ) s(t) = 2t^2; s△ = s(1.5)-s(1) = 2*1.5^2 — 2*1^2 = 2.5մ; t△ = 1.5-1 = 0.5; vմիջ = 2.5մ/0.5վ = 5մ/վ Գ) s(t) = 2t^2; s△ = s(1.2)-s(1) = 2*1.2^2-2*1^2 = 0.88մ; t△ =