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Mathematics, 09.12.2020 19:50 rosetoheart2

Let u= (5, -12) and c= -3. What is || cu ||?
A- -39
B- 39
C- 21
D- 51

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Let u= (5, -12) and c= -3. What is || cu ||?
A- -39
B- 39
C- 21
D- 51...

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