All Precalculus Resources
Example Questions
Example Question #1 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
The correct choice is
Example Question #2 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
.
The correct choice is,
.
Example Question #3 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
.
The correct choice is.
Example Question #4 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
.
Recall that for a vector,
The correct answer is then,
Example Question #5 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
.
The correct answer is then,
Example Question #6 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are perpendicular?
Two vectors are perpendicular when their dot product equals to.
Recall how to find the dot product of two vectorsand
.
Recall that for a vector,
The correct answer is then,
Example Question #7 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are parallel?
For two vectors,andto be parallel,, for some real number.
The correct answer here isbecause
.
Therefore,
.
Example Question #8 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are parallel?
For two vectors,andto be parallel,, for some real number.
The correct answer here isbecause
.
Thus making the vector parallel,
.
Example Question #9 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are parallel?
For two vectors,andto be parallel,, for some real number.
The correct answer here isbecause
.
Thus making the vector parallel.
Example Question #10 :Determine If Two Vectors Are Parallel Or Perpendicular
Which of the following pairs of vectors are parallel?
For two vectors,andto be parallel,, for some real number.
The correct answer here isbecause
Making the vector parallel as follows.