Provide an appropriate response.
Factor completely: 4x2 + 16x + 7
A. 4(x2 + 4x + 7)
B. (2x + 1)(2x + 7)
C. (4x + 1)(x + 7)
D. (4x + 7)(x + 1)
Answer: B
Mathematics
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A. not a solution B. solution
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Solve the problem.The graph below shows the height of sand in an hourglass at various times. Use the graph to find the average rate of change of the height of the sand. The Height of Sand in an Hourglass 
A. 0.75 mm per second B. 1.3 mm per second C. 1 mm per second D. 0.85 mm per second
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Multiply.
A. 
B. 
C. 
D. 
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Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics