Add. Simplify, if possible.
+ 
+ 
A. 
B. 
C. 
D. 
Answer: B
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Use Pythagorean identities to find the indicated function value.tan ? = -6, 90° < ? < 180°; find sec ?
A. -7
B. -5
C. -
D. -
Solve the problem.In a certain town the annual consumption, b, of beef (in pounds per person) can be estimated by 
where t is the number of years since 2010. Find and interpret the t-intercept of the graph of this function.
A. 34; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078. B. 68; The annual consumption of beef in this town was 68 pounds per person in 2010. C. 34; The annual consumption of beef in this town was zero pounds per person in 2010. D. 68; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078.
Perform the division. Write the answer with positive exponents.
A. 6x2 + 5x - 6 + 
+ 
B. 24x11 + 5x2 - 6 + 
+ 
C. 6x3 + 20x10 - 24x9 + 20x7 + 7x5
D. 6x3 + 5x2 - 6
Shown here are graphs of y1 and y2. The point whose coordinates are given at the bottom of the screen lies on the graph of y1. Use this graph, and not your own calculator, to find the value of y2 for the same value of x shown.
A. 27 B. 6 C. -6 D. 0.6666666