For problems 7-9, a 16-inch candle burns at a rate of 0.20 inches per hour. Find the zero of this function.
A. 
hours
B. 65 hours
C. 
hours
D. 80 hours
E. none of these
Answer: D
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Provide an appropriate response.The region bounded by the lines x = 2, x = 6, y = -2, and y = 1 is revolved about the y-axis to form a solid. Explain how you could use elementary geometry formulas to verify the volume of this solid.
What will be an ideal response?
Provide an appropriate response.You stop at the grocery store on the way home to pick up a few items. Round to the place of the first digit the items valued at $3.72, $.41, $1.28, and $.65.
A. $3, $0.40, $1, $0.60 B. $4, $0.40, $1, $0.70 C. $3, $0.40, $1, $0.70 D. $4, $0.50, $2, $0.70
Find all solutions to the equation in [0°, 360°). tan ? = 1 - sec ?
A. {90°} B. {0°} C. {225°} D. No solution
Decompose into partial fractions.
A. 
+ 
B. 
- 
C. 
+ 
D. 
- 