Illustrate and find the product by the indicated method.Use repeated addition on your calculator to find 6 × 458.
A. 458 × 458 × 458 × 458 × 458 × 458 = 2748
B. 458 + 458 + 458 + 458 + 458 + 458 = 2748
Answer: B
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Make a preference table for the given voting situation.Ten voters are asked to rank 4 brands of cell phones: A, B, C, and D. The ten voters turn in the following ballots showing their preferences in order: Make a preference table for these ballots.
A.
B.
C.
D.
Find the foci and endpoints of each axis for the given ellipse.x2 + = 1
A. Foci: (0 , ± 8); vertices: (0, ± 8);
endpoints of the minor axis: (± 8, 0)
B. Foci: (0, ± 3); vertices: (0, ± 8);
endpoints of the minor axis: (± 1, 0)
C. Foci: (± 3, 0); vertices: (± 8, 0);
endpoints of the minor axis: (0, ± 2)
D. Foci: (0, ± ); vertices: (0, ± 12);
endpoints of the minor axis: (± 1, 0)
Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. +
A.
B.
C.
D.
Given that DB ? AC and B is the midpoint of AC; prove that ?ABD ? ?CBD.