Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
For which value of
k
k
k
does the following system of equations become inconsistent? $\begin{aligned} x + y + z &= 6, 2x + 3y + 4z &= 14, 3x + 5y + kz &= 20. \end{aligned}$ a)
k
=
5
k = 5
k
=
5
b)
k
=
7
k = 7
k
=
7
c)
k
=
6
k = 6
k
=
6
d)
k
=
8
k = 8
k
=
8
Browse the problem library