Question

Let u = <5, 6>, v = <-2, -6>. Find -2u + 5v

Answer 1

Please help i don't understand how to do this D:

Answer 2

\[u = \langle5, 6\rangle\\
-2u=-2\langle5, 6\rangle=\langle(-2\times5), (-2\times6)\rangle\]

Answer 3

what do you get as the simplified form of -2u?

Answer 4

so (-10,-12) + (-10,-30)?

Answer 5

making it (-20,-42) ?:D

Answer 6

that's right, now just add them together,

Answer 7

Wooooo thank youu :DD

Answer 8

yeah that's it!

Answer 9

Can i ask you another 1 or two questions :P i can put them on a new thing if you want

Answer 10

yeah sure, you can tag me in, like this if you want to @UnkleRhaukus