Using determinants, solve the following for x, y, and z:
x + 2y + z = 3
2x + y + 4z = 10
3x + 4y - z = 7
a. 58 18 7
x = ÄÄ y = ÄÄ z = ÄÄ
16 16 16
b. 58 12 14
x = ÄÄ y = - ÄÄ z = ÄÄ
16 16 16
c. 29 11 14
x = ÄÄ y = - ÄÄ z = ÄÄ
16 16 16
d. 58 20 20
x = ÄÄ y = - ÄÄ z = ÄÄ
16 16 16
e. 29 18 14
x = ÄÄ y = ÄÄ z = ÄÄ
16 16 16
b. 58 12 14
x = ÄÄ y = - ÄÄ z = ÄÄ
16 16 16
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Use the quadratic formula to solve the equation. If the equation has no real number solution, so state.6x2 = -10x - 2
A. x = 
B. x = 
C. x = 
D. x = 
Answer the question.How can the graph of f(x) = -
be obtained from the graph of 
A. Shift it horizontally 1 units to the right. Reflect it across the x-axis. B. Shift it horizontally -1 units to the left. Reflect it across the x-axis. C. Shift it horizontally 1 units to the left. Reflect it across the x-axis. D. Shift it horizontally 1 units to the left. Reflect it across the y-axis.
Solve the system using determinants. 6x - 3y + 8z = 89-2x + 5y - 6z = -33 8x - 8y - 3z = 3
A. (5, 7, 5) B. (9, 3, 7) C. (8, 5, 7) D. (8, -5, -7)
Find the expected value for the probability distribution.
A. 3.6 B. 4 C. 3.4 D. 4.5