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OpenStudy (anonymous):
Let u = <-8, -9>. Find 7u.
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OpenStudy (ipwnbunnies):
You're multiplying vector u by a scalar multiple of 7. Multiply each component by 7. Vector 7u now has a magnitude seven times that of vector u.
OpenStudy (anonymous):
whats next
OpenStudy (ipwnbunnies):
Wat. The problem asks for 7u. Multiply each component by 7. That is your new vector.
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