d d Calculate dt [rıt atri(t) • rz(t)] and at [ri(t) x r2(t)] first by differentiating dt the product directly and then

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D D Calculate Dt Rit Atri T Rz T And At Ri T X R2 T First By Differentiating Dt The Product Directly And Then 1 (38.78 KiB) Viewed 19 times

d d Calculate dt [rıt atri(t) • rz(t)] and at [ri(t) x r2(t)] first by differentiating dt the product directly and then by applying the formulas dr2 [rı(t) r2(t)] = ri(t). = ] r2(t) and dt dt dt d drı + d [rı(t) x r2(t)] = ri(t) dt = dr2 dri + dt dt x r2(t). ri(t) = 9ti + 7tºj +8t'k, r2(t) = t4k + = d [rı(t) r2(t)] = dt ) - 1 = = d t[ri(t) x r2(t)) = dt (] =