2 years ago

Given vectors u = -9i + 8j and v= 7i + 5j find 2u -6v in terms of unit vectors i and j

Mathematics

2 answers:

Nesterboy [21]2 years ago

8 0

Answer:

A on edge

Step-by-step explanation:

Aloiza [94]2 years ago

7 0

Answer: - 60i - 14j

Step-by-step explanation:

- 18i + 16j - 42i - 30j = - 60i - 14j

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7+3 to the second power+(12-8) divided by 2x 4 is

cupoosta [38]

$\bf \stackrel{\mathbb{P~E~M~D~A~S}}{7+3^2+(12-8)\div 2\times 4}\implies 7+3^2+(\stackrel{\downarrow }{4})\div 2\times 4\implies 7+\stackrel{\downarrow }{9}+(4)\div 2\times 4 \\\\\\ 7+9+\stackrel{\downarrow }{2}\times 4\implies 7+9+\stackrel{\downarrow }{8}\implies \stackrel{\downarrow }{16}+8\implies 24$