Find the circumference of the circle with the given radius or diameter.r = 92.9 cm
A. 292 cm
B. 583.7 cm
C. 584 cm
D. 27,110 cm
Answer: C
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Use implicit differentiation to find dy/dx.
= x2 + y2
A. 
B. 
C. 
D. 
Determine convergence or divergence of the series.
A. Converges B. Diverges
Solve.Some people must eat a low-sodium diet with no more than 2,000 mg of sodium per day. By eating 1 cracker, 1 pretzel, and 1 cookie, a person would ingest 149 mg of sodium. If a person ate 8 pretzels and 8 cookies, he or she would ingest 936 mg of sodium. By eating 6 crackers and 7 pretzels, the person would take in 535 mg of sodium. How much sodium is in each of these foods?
A. Cracker: 32 mg; pretzel: 49 mg; cookie: 68 mg B. Cracker: 28 mg; pretzel: 50 mg; cookie: 71 mg C. Cracker: 29 mg; pretzel: 49 mg; cookie: 71 mg D. Cracker: 30 mg; pretzel: 50 mg; cookie: 69 mg
Find the exact value of the expression.cos (60° + 45°)
A. 
B. 
C. 
D. 