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Minchanka [31]
3 years ago
11

Given the vectors a and b, with lengths 21 and 44 respectively, and cosine of the angle between them equal to StartFraction 7 Ov

er 12 EndFraction, find the scalar projection of a onto b and a · b.
ab =

a · b =

Mathematics
1 answer:
Liono4ka [1.6K]3 years ago
7 0

Answer:

ab= 49/4

a•b =539

Step-by-step explanation:

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