Martinemaberry5923 Martinemaberry5923 05-04-2024 Physics contestada A particle moving in 3-space has position function r(t)=(5√2)tie⁵t je-⁵t k. What is its speed at time t? a)5√2e⁵t b)10e-⁵t c)5e⁵t d)10e⁵t