Determine the amplitude or period as requested.Period of y = 5 sin 4?x
A. 2
B. 
C. 
D. 4?
Answer: C
Mathematics
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The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature 79°?
A. 12 p.m. B. 6 p.m. C. 1 p.m. D. 2 p.m.
Mathematics
Multiply and simplify.
? 3b
A. 
b
B. 
C. 
D. 11b
Mathematics
Find length AB along the roofline of the building in the illustration. The slope of the roof is 49.0 o. Round your answer to the appropriate number of significant digits.
A. 25.0 ft B. 24.4 ft C. 26.1 ft D. 25.5 ft E. 26.4 ft
Mathematics
Evaluate:
A) 128
B) 1024
C) –80
D) 8
E) –128
Mathematics