Evaluate the given expression.cot
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.Two forces F1 and F2 of 444 and 236 pounds, respectively, act at a point. The resultant force is 521 newtons. Find the angle between the forces. Round the answer to one decimal place, if necessary.
A. 95.1° B. 69.3° C. 84.9° D. 164.6°
Solve.Sue is taking supplements while on vacation. She would like to get at least 32 mg of vitamin C per day from her supplements. One tablet of supplement A contains 2 mg of vitamin C. One tablet of supplement B contains 5 mg of vitamin C. Let A represent the number of tablets of supplement A and B the number of tablets of supplement B that she takes in a day. Write an inequality that describes her options for the number of tablets of each type that she takes. If she takes 6 tablets of supplement A and 4 of supplement B in a day, will that satisfy the requirements for vitamin C?
A. 2A + 5B ? 32; no B. 2A + 5B ? 32; yes C. 5A + 2B ? 32; yes D. 2A + 5B < 32; no
Test the equation for symmetry with respect to the given axis, line, or pole.r = 2 cos ?; the line ? = 
A. Symmetric with respect to the line ? = 
B. May or may not be symmetric with respect to the line ? = 
Provide an appropriate response.If a parabola opens downward, the highest point on the graph is called the 
of the parabola.
A. middle point B. vertex C. axis D. top