Vector Cross Product and Dot Product (Jee Mains) | ExamDuo
Ask Doubts
Log in
Scalar and Vector Products
Medium
Vector Cross Product and Dot Product
Let a = î – ĵ, b = î + ĵ + k and c be a vector such that a × c + b = 0 and a. c = 4, then |c|² is equal to :
SELECT ONE OPTION
A
9
B
17
2
C
19
2
D
8
Check
Ask about this question