Express the given expression in simplest form with only positive exponents.(x-1y-3)-7

A.
B.
C.
D. x7y21

Answer: D

Mathematics

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A. - , -  
B. ,  
C. - , -  
D. , 

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Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.

A. line segment; 
B. ray; 
C. line; 
D. ray; 

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Provide an appropriate response.If you graphed x ? -10, would you use a parenthesis or a square bracket? Explain why.

What will be an ideal response?

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Evaluate.(0.1)8

A. 0.00000001 B. 0.0000001 C. 0 D. 0.8

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