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oldrin.bataku
 one year ago
Best ResponseYou've already chosen the best response.1Remember that the magnitude \(\vec{a}\) and dot product \(\vec{a}\cdot\vec{b}\) both operate on *vector(s)* to yield a *scalar*.

ranyai12
 one year ago
Best ResponseYou've already chosen the best response.1also just to double check, you cant multiply a vector and a scalar together right

ranyai12
 one year ago
Best ResponseYou've already chosen the best response.1so would first one be valid

ranyai12
 one year ago
Best ResponseYou've already chosen the best response.1im thinking its valid, valid,invalid, valid

oldrin.bataku
 one year ago
Best ResponseYou've already chosen the best response.1The last is valid? Are you sure? It's a dot product between a scalar and vector.

ranyai12
 one year ago
Best ResponseYou've already chosen the best response.1oh no yr right its invalid
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