Solve the problem.If f(x) = 5x , find f(log57).
A. log7 x
B. 7
C. 35
D. 5
Answer: B
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Solve the problem.Joan can mow a 10-acre field in 5 hours. How long would it take her to mow a 3.8-acre field?
A. 1.9 hr B. 4.9 hr C. 3.9 hr D. 0.4 hr
Mathematics
Solve the problem.A certain country's Consumer Price Index is approximated by A(t) = 100e0.024t, where t represents the number of years. Use the function to determine the year in which costs will be 50% higher than in year 0.
A. year 13 B. year 19 C. year 17 D. year 15
Mathematics
Find decimal equivalent.- 
A. -0.
B. -0.625
C. 0.625
D. -0.62
Mathematics