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Anonymous Anonymous
  • 26-11-2015
  • Mathematics
Answered

If |u| = 10, |v| = 8, and the angle formed between them is 60°, then u · v = ___ degrees

Verified Answer :

alexpolansky20 alexpolansky20
  • 28-11-2015

uv=|u||v|cosα
|u|=10; |v|=8; α=60°

uv=108cos60°=18*0,5= 9

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