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QUESTION 12 Compute the inner product of the following 2 vectors: x=[5 4 2 1] and y=[2 1 2 4] QUESTION 13 Consider the following system of equations: \begin{cases} 3x - y + 2z = 41 \\ x + 2y - z = -16 \\ 2x + y + 3z = 49 \end{cases} Use Cramer's rule to find the value of the unknown variable z that solves the system.

          QUESTION 12
Compute the inner product of the following 2 vectors:
x=[5 4 2 1] and y=[2 1 2 4]
QUESTION 13
Consider the following system of equations:
\begin{cases}
3x - y + 2z = 41 \\
x + 2y - z = -16 \\ 2x + y + 3z = 49
\end{cases}
Use Cramer's rule to find the value of the unknown variable z that solves the system.

QUESTION 12
Compute the inner product of the following 2 vectors:
x=[5 4 2 1] and y=[2 1 2 4]
QUESTION 13
Consider the following system of equations:

3x - y + 2z = 41

x + 2y - z = -16
2x + y + 3z = 49

Use Cramer's rule to find the value of the unknown variable z that solves the system.

Added by Mark W.

Elementary and Intermediate Algebra

Alan S. Tussy, R. David Gustafson 5th Edition

Instant Answer

Solved by Expert Adi S

07/02/2023

Step 1

The inner product of two vectors is calculated by multiplying corresponding elements of the vectors and then summing them up. So, the inner product of x and y is given by: x · y = (5*2) + (4*1) + (2*2) + (1*4) = 10 + 4 + 4 + 4 = 22 Therefore, the Show more…

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QUESTION12 Compute the inner product of the following 2 vectors x=[5421]andy=[2124] QUESTION13 Consider the following system of equations 3x-y+2=41 x+2y-z=-16 2x+y3z=49 Use Cramer's rule to find the value of the unknown variable z that solves the system