Simplify.
+ 
A. 
B. 
C. 
D. 
Answer: B
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The problem tells by what factor and direction the graph of the given function is to be stretched or compressed. Give an equation for the stretched or compressed graph.y = 1 + 
compressed horizontally by a factor of 2
A. y = 1 + 
B. y = 1 + 
C. y = 
+ 
D. y = 2 + 
Solve the problem.A solid sanding machine disk has a radius of 6 cm and a mass of 4 kg. Find its moment of inertia with respect to its axis.
A. 72 kg?cm2 B. 24 kg?cm2 C. 144 kg?cm2 D. 288 kg?cm2
Solve the problem.Which of the following are symmetries of the letter Z?
A. a reflection with axis a vertical line B. a 180° rotation C. a reflection with axis a horizontal line D. a reflection with axis a diagonal line E. none of these
Plot the given point in the rectangular coordinate system.V(-2.5, -0.5)
A. 
B. 
C. 
D. 