Evaluate.-10x2 for x = -6
A. 360
B. -360
C. -120
D. 120
Answer: B
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Solve.A mirror that is 5 ft wide is to be centered on a wall that is 17 ft long. Write the equation that shows how far from each end of the wall the mirror's ends should be placed. Calculate.
What will be an ideal response?
Choose the equation that matches the graph.
A. 
+ 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
- 
= 1
Graph the function. State whether it is increasing, decreasing, or constant..F(x) = -7
A. decreasing
B. constant
C. constant
D. constant
Find the center, foci, and vertices of the ellipse.3x2 + 5y2 - 30x + 70y + 305 = 0
A. 
+ 
= 1
center: (5, -7); foci: (6.4, -7), (3.6, -7); vertices: (7.2, -7), (2.8, -7)
B. 
+ 
= 1
center: (-5, 7); foci: (-3.6, 7), (-6.4, 7); vertices: (-7.2, 7), (-2.8, 7)
C. 
+ 
= 1
center: (-5, 7); foci: (-3.6, 7), (-6.4, 7); vertices: (-7.2, 7), (-2.8, 7)
D. 
+ 
= 1
center: (5, -7); foci: (6.4, -7), (3.6, -7); vertices: (7.2, -7), (2.8, -7)