Determine if the graph of the function is concave up or concave down.y = -(x + 3)2

A. Concave up
B. Concave down

Answer: B

Mathematics

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Perform the operation and reduce to lowest terms. × 

A.
B.
C.
D.

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Graph the function.y = ex

A.

B.

C.

D.

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Simplify completely. If the fraction is improper, write it as a mixed number.

A.
B. 5
C. 15
D. 1

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Mathematics

Decide whether perimeter or area would be used to solve a problem concerning the measure of the quantity.Tile for a kitchen

A. Area B. Perimeter

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Mathematics