Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Use Newton's Law of Cooling to find the temperature in the following case. A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. ? 16 minutes B. ? 23 minutes C. ? 3 minutes D. ? 4 minutes
Mathematics
Evaluate. 72
A. 128 B. 14 C. 64 D. 49
Mathematics
Solve the problem.The output voltage for an AC generator is approximated by
Find the smallest positive value of t for which the output is 100 volts.
A. 0.0112 second B. 0.0051 second C. 0.0102 second D. 0.0041 second
Mathematics
Provide an appropriate response.A proper fraction has the form 
. What is the largest possible number that x can be?
A. 21 B. 20 C. 22 D. 10.5
Mathematics