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a = < x, y, 1 >b = < 1, -1, 3 >|a| = (14)^(1/2)/2a•b = 5Find all possible values of x and y

Question

a = < x, y, 1 >
b = < 1, -1, 3 >
|a| = (14)^(1/2)/2
a•b = 5
Find all possible values of x and y

check_circleAnswer
Step 1

As we know dot product and given information

 

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Step 2

from dot product rule:

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Step 3

From equation ...

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Tagged in

Math

Calculus

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