Simplify the expression. Write the result using positive exponents only.
A. -x2
B. 
C. - 
D. x2
Answer: B
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Solve the problem. Simplify the fraction, if possible.In a math class containing 73 students, there are 13 freshmen, 8 sophomores, 12 juniors, and the rest are seniors. What fraction of the class is seniors?
A. 
B. 
C. 
D. 
Solve the problem. Use 3.14 as an approximation for ? where appropriate.An aluminum cylindrical juice can has a height of 5 inches and a radius of 10 inches. How many square inches of aluminum are needed to make the can?
A. 785.0 in2 B. 942.0 in2 C. 1570.0 in2 D. 471.0 in2
If the function is one-to-one, find its inverse. If not, write "not one-to-one."f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. not a one-to-one
Provide an appropriate response.Let f(x, y, z) = ln(x4 + 6y2) - 2z4x2e3y + x20y3. Find 
.
What will be an ideal response?