Q. If (a+b) is perpendicular to å and magnitude of b is twice that of a, then what is the value of (4a + b) b equal to?
(a) 0
(b) 1
(c) 8|a|²
(d) 8|b|^2
Answer.
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If (a+b) is perpendicular to å and magnitude of b is twice that of a,
Reviewed by Shubham Prajapati
on
December 25, 2021
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Reviewed by Shubham Prajapati
on
December 25, 2021
Rating:
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