Problem

Determine whether the vectors are orthogonal. \[ \langle 2,4\rangle \text { and }\langle-6,-12\rangle \] Are the vectors orthogonal? No Yes

Solution

Step 1 :Given two vectors \(\langle 2,4\rangle\) and \(\langle-6,-12\rangle\)

Step 2 :Two vectors are orthogonal if their dot product is zero. The dot product of two vectors a = [a1, a2] and b = [b1, b2] is calculated as a1*b1 + a2*b2.

Step 3 :Calculate the dot product of the given vectors: \(2*(-6) + 4*(-12) = -60\)

Step 4 :The dot product of the two vectors is not zero, which means the vectors are not orthogonal.

Step 5 :\(\boxed{\text{No, the vectors are not orthogonal.}}\)

From Solvely APP
Source: https://solvelyapp.com/problems/18998/

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