Rewrite the expression as a simplified expression containing one term.cos 
cos 
- sin 
sin 
A. 
B. - 
C. 
D. 
Answer: B
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Solve the problem by integration.Find the first-quadrant area bounded by 
and x = 3.
A. 2 ln 
B. 4 ln 
C. 4 ln 
D. 4 ln 64
Simplify the following expression.
?
?
A. 
B. 
C. 
D. 
E. 
Solve.In order for a chemical reaction to remain stable, its Celsius temperature, C, must be no more than 77.48° C. At what Fahrenheit temperatures, F, will the reaction remain stable. 
Round to the nearest hundredth of a degree, if necessary.
A. At temperatures less than or equal to 25.27° Fahrenheit B. At temperatures greater than or equal to 171.46° Fahrenheit C. At temperatures greater than or equal to 25.27° Fahrenheit D. At temperatures less than or equal to 171.46° Fahrenheit
Use a graphing utility to graph the inequality.2x + y - 3 ? 0
A. 
B. 
C. 
D. 