Perform the indicated operation. Simplify if possible.
- 
A. 
B. x - 4
C. x + 10
D. 
Answer: A
Mathematics
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Find an exponential model for the following data set. Round your answer to two decimal places. t 0 3 6 9 y 30.02 39.96 53.19 70.80?
A. 
B. ?
C. ?
D. ?
Mathematics
Solve the problem.A twin-engined aircraft can fly 960 miles from city A to city B in 4 hours with the wind and make the return trip in 6 hours against the wind. What is the speed of the wind?
A. 20 mph B. 80 mph C. 40 mph D. 60 mph
Mathematics
Graph the parabola.y = x2 + 2x - 5
A. 
B. 
C. 
D. 
Mathematics
Divide and express the result in standard form.
A. 
+ 
i
B. 
- 
i
C. 
+ 
i
D. 
+ 
i
Mathematics