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hang254
 2 years ago
Let u = <7, 3>, v = <9, 5>. Find 4u  3v.
hang254
 2 years ago
Let u = <7, 3>, v = <9, 5>. Find 4u  3v.

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myininaya
 2 years ago
Best ResponseYou've already chosen the best response.1ok u=<7,3> do you know how to find 4u or 4<7,3>?

hang254
 2 years ago
Best ResponseYou've already chosen the best response.1no, I'm not very good with this topic at all

myininaya
 2 years ago
Best ResponseYou've already chosen the best response.1this is going to blow your mind but this pretty easy to do example: pretend we have u=<1,2> and we are asked to find 5u 5u=5<1,2>=<5(1),5(2)>=<5,10>

myininaya
 2 years ago
Best ResponseYou've already chosen the best response.1so can you evaluate 4<7,3> now?

hang254
 2 years ago
Best ResponseYou've already chosen the best response.14u3v=4<7,3>, 3<9,5> = <4(7), 4(3)> = <28,12> 3(9), 3(5) = <27, 15>

myininaya
 2 years ago
Best ResponseYou've already chosen the best response.1yep that is very good <28,12>+<27,15> =<28+27,1215> =<55,27>
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