Sketch the graph.
f(x) = x² – 2x
 ANSWER 1.png)
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Use the equation and the corresponding graph for the quadratic function to find what is requested.f(x) = -2(x - 5)2 + 1
Find the domain and range.
A. Domain: (-?, 1]; Range: (-?, ?) B. Domain: (-?, ?); Range: [1, ?) C. Domain: (-?, ?); Range: (-?, 1] D. Domain: (-?, ?); Range: (-?, ?)
Determine the standard equation of the ellipse described.Center at (0, 0); vertical major axis with length 18 units; length of minor axis is 10 units.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve the problem.A rotating beacon is located 5 ft from a wall. If the distance from the beacon to the point on the wall where the beacon is aimed is given by a = 5|sec (2?t)| , where t is in seconds, find a when t = 0.44 seconds. Round your answer to the nearest hundredth.
A. -5.38 ft B. 26.68 ft C. 5.38 ft D. 16.03 ft
Determine whether the given number is a solution of the equation.7n = 64 - n; 8
A. Yes B. No