5/12/26, 4:59 PM Math 126 Midterm 1 Exam comprehensive questions fully solved & updated (Latest Update 2026) UPDATE!! Flashcards | Quizlet
Math 126 Midterm 1 Exam comprehensive
questions fully solved & updated (Latest Update
2026) UPDATE!!
Save
Terms in this set (61)
Dot product a · b x1y1+x2y2+x3y3
Define a scalar quantitative number
First Step of the Cross Product (a Matrix, alternate the signs
x b)
Second Step of the Cross Product Cross the remaining numbers subtract their
(a x b) products
Result from a dot product... scalar
To find the angle between two Dot product equals length a times length b times
vectors using the dot product... cosine theta
https://quizlet.com/1179554993/math-126-midterm-1-exam-comprehensive-questions-fully-solved-updated-latest-update-2026-update-flash-cards/?new 1/7
, 5/12/26, 4:59 PM Math 126 Midterm 1 Exam comprehensive questions fully solved & updated (Latest Update 2026) UPDATE!! Flashcards | Quizlet
Scalar projection; comp b onto a dot product over length of vector a
vector projection; proj of b onto a dot product over length of vector a squared times
vector a
What kind of vector is the result perpendicular vector
from a cross product?
area of a triangle equals... half of parallelogram
area of a parallelogram equals... magnitude of cross product
equation of a line position vector plus t direction vector
equation of a plane i(x-a)+j(y-b)+k(z-c)=0
finding the angle between two the angle between their direction vectors
planes is the same as
coefficients determine shape false
coefficients determine proportion true
https://quizlet.com/1179554993/math-126-midterm-1-exam-comprehensive-questions-fully-solved-updated-latest-update-2026-update-flash-cards/?new 2/7
Math 126 Midterm 1 Exam comprehensive
questions fully solved & updated (Latest Update
2026) UPDATE!!
Save
Terms in this set (61)
Dot product a · b x1y1+x2y2+x3y3
Define a scalar quantitative number
First Step of the Cross Product (a Matrix, alternate the signs
x b)
Second Step of the Cross Product Cross the remaining numbers subtract their
(a x b) products
Result from a dot product... scalar
To find the angle between two Dot product equals length a times length b times
vectors using the dot product... cosine theta
https://quizlet.com/1179554993/math-126-midterm-1-exam-comprehensive-questions-fully-solved-updated-latest-update-2026-update-flash-cards/?new 1/7
, 5/12/26, 4:59 PM Math 126 Midterm 1 Exam comprehensive questions fully solved & updated (Latest Update 2026) UPDATE!! Flashcards | Quizlet
Scalar projection; comp b onto a dot product over length of vector a
vector projection; proj of b onto a dot product over length of vector a squared times
vector a
What kind of vector is the result perpendicular vector
from a cross product?
area of a triangle equals... half of parallelogram
area of a parallelogram equals... magnitude of cross product
equation of a line position vector plus t direction vector
equation of a plane i(x-a)+j(y-b)+k(z-c)=0
finding the angle between two the angle between their direction vectors
planes is the same as
coefficients determine shape false
coefficients determine proportion true
https://quizlet.com/1179554993/math-126-midterm-1-exam-comprehensive-questions-fully-solved-updated-latest-update-2026-update-flash-cards/?new 2/7
