Provide an appropriate response.Graph the expression sec2 x - sec2 x sin2 x on your calculator. Determine what constant or single circular function is equivalent to the given expression.
Fill in the blank(s) with the appropriate word(s).
Answer: 1
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Perform the indicated operation(s). Where possible, reduce the answer to lowest terms.
÷ 
A. - 
B. - 
C. 
D. 
Suppose a traveler wanted to visit a museum, an art gallery, and the state capitol building. 45-minute tours are offered at each attraction hourly from 10 a.m. through 3 p.m. (6 different hours). Solve the problem, disregarding travel time.In how many ways could the traveler schedule all three tours in one day, with the museum tour being after noon?
A. 20 B. 60 C. 30 D. 40
Solve the problem.An airplane flying faster than the speed of sound creates sound waves that form a cone. If ? is the vertex angle of the cone and m is the Mach number for the speed of the plane, then 
Find the Mach number to the nearest tenth if 
A. 5 B. 3.9 C. 3.7 D. 4.5
Solve the problem. Use 3.14 for ?. Round to the nearest tenth.A spherical dog toy has a radius of 4.9 cm. Find the volume.
A. 61.6 cm3 B. 3940.5 cm3 C. 75.4 cm3 D. 492.6 cm3