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September 30, 2014

September 30, 2014

Posted by **Mary** on Saturday, April 20, 2013 at 4:15pm.

Given u = 4i - 6j and v = -3i + 5j, find 4u-(1/2)v

Am I just supposed to plug in what u and v are equal to in 4u-(1/2)v? If so, is the answer (35/2i - 53/2j)

- Trig -
**Steve**, Sunday, April 21, 2013 at 6:18amlooks good to me.

Yep, just do a scalar multiply on u,v and add the i,j values separately.

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