Multiply or divide the fractions. Reduce to simplest form.
? 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use Newton's Law of Cooling to solve the problem.A dish of lasagna baked at 350°F is taken out of the oven into a kitchen that is 74°F. After 5 minutes, the temperature of the lasagna is 312.7°F. What will its temperature be 20 minutes after it was taken out of the oven? Round your answer to the nearest degree.
A. 235°F. B. 224°F. C. 218°F. D. 229°F.
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Multiply and simplify. Assume that all variables represent nonnegative numbers.
(
- 
)
A. 
B. 
- 
C. 10
D. 5
+ 5
Mathematics
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(24)2
A. 64 B. 32 C. 16 D. 256
Mathematics