Find the requested function.If f(x) = x2 + 6x + 3, find f(x + h) - f(x).

A. x2 + 2xh + h2 + 6x + 6h + 3
B. 2xh + h2 + 6x + 6
C. 2xh + h2 + 6h
D. 2xh + h2 + 6x + 6h


Answer: C

Mathematics

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Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 5

A. x2 + 2 = ; circle,
radius , center at  in
rectangular coordinates

B. 2 + y2 = ; circle,
radius , center at  in
rectangular coordinates

C. x2 + y2 = 25; circle, radius 5, 
center at pole

D. x = 5; vertical line 5 units to the right
of the pole

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What will be an ideal response?

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Solve the problem.There were 500 people at a play. The admission price was $3 for adults and  for children. The admission receipts were $1100. How many adults and how many children attended?

A. 200 adults, 300 children B. 100 adults, 400 children C. 275 adults, 225 children D. 300 adults, 200 children

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Match the system of equations with one of the graphs.x2 + y2 + 13y = 0x2 + y2  = 12x

A.

B.

C.

D.  
 

Mathematics