answer this question
Attachments:
Answers
Answered by
0
it's option 'd' .
the formula is..
a¹a²+b¹b²+c¹c²/√a¹^2+b¹^²+c¹^²×√a²^²+b²^²+c²^². hope it helps u
Similar questions
Science,
6 months ago
Accountancy,
6 months ago
Math,
6 months ago
Social Sciences,
1 year ago
Physics,
1 year ago
World Languages,
1 year ago
Math,
1 year ago