Provide an appropriate response.Fill in the blanks to complete the statement.  The graph of P(x) = -0.8(x - 2)2 - 3 is a parabola opening  and is  than that of y = x2.

A. down; narrower
B. up; narrower
C. up; wider
D. down; wider


Answer: D

Mathematics

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Solve the problem.Suppose that the labor cost for a building is approximated by  where x is the number of days of skilled labor and y is the number of days of semiskilled labor required. Find the minimum labor cost.

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Write the expression in the standard form a + bi.2i15 - i7

A. -i B. 1 C. -1 D. i

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Solve. Remember to insert units when writing your answer.The two sticks used to make a kite have lengths of 0.9 m and 51 cm. What total length of wood must be ordered for the sticks if 29 kites are to be built?

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Mathematics