Solve.The sum of an integer and its reciprocal is 10/3. Find the integer.
A. 4
B. 10
C. 2
D. 3
Answer: D
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Perform the indicated operations and write the result in standard form.
(3 - 
)
A. 24i - 64i2 B. 64 + 24i C. 24i + 64i2 D. 24i - 64
Match the story with the correct figure.The amount of rainfall as a function of time, if the rain fell more and more softly.
A. 
B. 
C. 
D. 
Use ZERO to approximate the positive x-intercepts of the equation. Round to two decimal places.y = x3 + 3x2 - 5x - 7
A. 1.76 B. 3.83 C. 1.91 D. 1.83
Solve.If x is Sam's average speed when walking and x + 10 is his average speed when cycling, then the total time, T, for a trip involving 12 miles of cycling and 8 miles of walking is given by T = 
+ 
where T is in hours and x is in miles per hour. Find Sam's average walking speed if the total time for a trip is 5 hours.
A. 3 mph B. 3.5 mph C. 4 mph D. 2 mph