Use dimensional analysis to solve the problem.The speed of sound is approximately 1089 feet per second in a particular medium. Calculate this speed in miles per hour. Round answers to the nearest tenths.
A. 12.4 mi/hr
B. 732.5 mi/hr
C. 745.5 mi/hr
D. 742.5 mi/hr
Answer: D
Mathematics
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What will be an ideal response?
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Use the graph to solve the problem.Find the rate of change in the temperature.
A. 2 degrees per hour B. 3 degrees per hour C. 3.5 degrees per hour D. 2.4 degrees per hour
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Find the x- and y-intercepts of f.f(x) = (x + 2)2
A. x-intercept: -2; y-intercept: 0 B. x-intercept: 2; y-intercept: 0 C. x-intercept: 2; y-intercept: 4 D. x-intercept: -2; y-intercept: 4
Mathematics