Find the value of the determinant.
A. 172
B. -40
C. 132
D. -132
Answer: C
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Let u represent src="https://sciemce.com/media/4/ppg__ttt0701190814__f1q108g7.jpg" style="vertical-align: -17.0px;" /> 
, v represent 
, and w represent 
. Solve first for u, v, and w. Then solve the system of equations. 
+ 
- 
= 
- 
- 
= - 
- 
+ 
+ 
= 
A. 
B. (-3, 1, 8)
C. 
D. (-3, 1, -8)
Provide an appropriate response.Sketch a graph of f(x) = 
+ 7
What will be an ideal response?
Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
A. Equation; 7
B. Expression; x + 7
C. Expression; 
D. Equation; 10
A state map has county lines as shown. If the counties are to be colored and no two counties which share a border can have the same color, what is the minimum number of colors required for this map? Explain your solution.
