Estimate the quotient by first rounding each number as indicated.9.85 ÷ 5; Estimate by first rounding each number to the nearest one.
A. 20
B. 2
C. 0.02
D. 0.2
Answer: B
Mathematics
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Provide an appropriate response.You have solved an application problem that results in a quadratic equation. The quadratic equation gives two answers. Why is it necessary to carefully check both answers?
What will be an ideal response?
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Factor.64c3 + 729
A. (4c - 9)(16c2 + 36c + 81) B. (4c + 9)(16c2 + 81) C. (64c + 9)(c2 - 36c + 81) D. (4c + 9)(16c2 - 36c + 81)
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Represent the radical as a radical with a smaller root index. Assume any variables represent nonnegative values.
A. 
B. 
C. 
D. 
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The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. Use the graph to answer the question.
What temperature was recorded at 10 a.m.?
A. 75 ° F B. 74 ° F C. 71 ° F D. 73 ° F
Mathematics