Find the weighted mean of a set of values. Round to the nearest tenth.
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Value of xThe weights to the x values320434247154?
A. 2.2
B. 38.8
C. 15.5
D. 2.5
Answer: A
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Choose the equation that matches the graph.
A. y2 = 6x B. x2 = 6y C. y2 = -6x D. 6y2 = x
Identify all of the symmetries in the following figure.
A. It has reflection symmetries; it can be reflected across a vertical line through its center, a horizontal line through its center, or either of its diagonals, and its appearance remains the same. It also has rotation symmetries; it can be rotated through 90°, 180°, or 270°, and its appearance remains the same. B. It has rotation symmetries; it can be rotated through 90°, 180°, or 270°, and its appearance remains the same. C. It has reflection symmetries; it can be reflected across a vertical line through its center, a horizontal line through its center, or either of its diagonals, and its appearance remains the same. D. None of these.
Multiply.
A. 3,306,500 B. 3,317,500 C. 3,307,500 D. 3,307,600
Multiply. Write the answer in lowest terms.- 
? 
A. 
B. - 
C. - 
D. 