Solve.There are 88 puppies in a room, with an assortment of black and white ears and paws. 19 have totally black ears and 3 white paws, 15 puppies have 1 black ear and 4 white paws, and 54 have no black ears and 1 white paw. How many black paws are in the room?
A. 180
B. 171
C. 181
D. 174
Answer: C
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?Which of the following is not an example of a function? ?
A. ?You buy gas at the gas pump. x represents the number of gallons and y represents the cost of x gallons. B. ?Cookies are advertised for $2.50 each and coffee for $2.00 each. If you buy 3 cookies and spend a total of $9.5, how much did you spend for coffee? C. ?The amount of money you spend out of your wallet is related to the amount of money left in your wallet. D. ?The amount of calories you burn is related to your pulse rate. E. ?Shirts are advertised at $15 each. You buy x number of shirts.
Solve.
= 
A. - 
, 
B. -2, 4
C. 2, 4
D. -2, -4
Match the function with its graph.
A)B)
C)D)
A. 1A, 2D, 3C, 4B B. 1A, 2C, 3D, 4B C. 1B, 2D, 3C, 4A D. 1A, 2B, 3C, 4D
Graph the parabola. Identify the vertex, axis, domain and range.x = (y - 2)2 - 6
A. Vertex: (1, -9); Axis: x = 2;
Domain: (-?, ?); Range: (-?, -6]
B. Vertex: (-1, -7); Axis: x = 2;
Domain: (-?, ?); Range: [-6, ?)
C. Vertex: (-6, 2); Axis : y = 2;
Domain: [-6, ?); Range: (-?, ?)
D. Vertex: (-6, 2); Axis : y = 2;
Domain: (-?, -6]; Range: (-?, ?)