Express using positive exponents. Then simplify.
-2
A. - 
B. - 
C. 
D. 
Answer: C
Mathematics
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Let 
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Sketch the region R under the graph of f on the interval [0, 2] and find its exact area using geometry.
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A. ?
4 sq units;
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B. ?
4 sq units;
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C. ?
8 sq units;
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D. ?
8 sq units;
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Mathematics
Solve the equation.
x = 216
A. 
B. {-3}
C. 
D. {3}
Mathematics
Find the inverse of the matrix. Round your answers to 3 decimal places.
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What will be an ideal response?
Mathematics
Match the function with its graph.f(x) = x2 - 4x
A. 
B. 
C. 
D. 
Mathematics