What does the circuit symbol in the figure mean?
?
?
A. battery (or power source)
B. switch
C. light
Answer: C
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Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Find the exact value of the expression if ? = 30°. Do not use a calculator.f(?) = sec ?Find f(?).
A. 2
B. 
C. 
D. 
Find the exact value of the expression.cos
A. 
B. 
C. 
D. 
The old lady jumping rope in the cartoon at the figure below is counting one at a time. Assume that she jumps the rope 55 times per minute and that she jumps 6 hours a day, 4 days a week, 30 weeks a year. Estimate the length of time necessary for her to jump the rope the number of times indicated in the cartoon. Round the answer to one decimal place.
?
?
__________ centuries
Fill in the blank(s) with the appropriate word(s).