3 years ago

Let u = (-1,3) and w (2,4) find the resulting vector of 2u-4w in component form

Mathematics

1 answer:

weqwewe [10]3 years ago

7 0

The answer is A.(-10,-10)

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Korvikt [17]

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$-1x+(-1)*2=2(3x-6)$
$-x-2=2(3x-6)$ distributhing 2 through parantheses
$-x-2=2*3x-2*6$
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$-x-2=6x-12$ add x
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$-2=7x-12$ add 12
$-2+12=7x$
$10=7x$ divide by 7
$x= \frac{10}{7}$
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3 years ago

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