Perform the indicated operation(s). Where possible, reduce the answer to lowest terms.
A. - 
B. - 
C. 
D. 
Answer: D
Mathematics
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Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression. Write the result using positive exponents only.
A. x13
B. 
C. x4
D. x20
Mathematics
Solve the equation.5(2z - 4) = 9(z + 5)
A. {25} B. {30} C. {-25} D. {65}
Mathematics
Solve the problem. Round answer to the nearest tenth, if appropriate.A picture 9 in. by 12 in. is to be mounted on a piece of matboard so that there is an even amount of mat all around the picture. How wide will the border be if the area of the mounted picture is 238 in.2?
A. 3 in. B. 2.5 in. C. 3.5 in. D. 2 in.
Mathematics