Determine if the graph of the function is concave up or concave down.y = - 
(x + 5)2 - 4
A. Concave up
B. Concave down
Answer: B
Mathematics
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Use exponential notation to write the repeated multiplication.8 ? 8 ? 8 ? 8
A. 82 B. 84 C. 32 D. 48
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Add or subtract as indicated. Simplify, if necessary.
- 
A. 1 B. m C. 0 D. -m
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Provide the proper response.If a line is horizontal, what is true of any line that is perpendicular to it?
What will be an ideal response?
Mathematics
Find the perimeter or area of the figure as indicated.Find the perimeter.
A. (12x + 20) m B. (19x + 5) m C. (11x + 12) m D. (19x + 12) m
Mathematics