Solve and graph the solutions. ? 1

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B.

C.

D.


Answer: C

Mathematics

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Solve the problem.Cathy scored 4 times as much as Helen on the test.Determine which of the statement's below is true.

A. Cathy's score was 400% of Helen's score. B. Helen's score was 300% less than Cathy's score. C. Cathy's score was 300% of Helen's score. D. Cathy's score was 400% more than Helen's score.

Mathematics

Solve for the unknown in the equation.-6B + 6 + 4B = -3B + 11

A. B = 5 B. B = -6 C. B = -11 D. B = 11

Mathematics

Find the equation that the given graph represents and give the domain, range, and interval(s) over which the function is increasing and decreasing.

A. P(x) = -x4 + x2 - 3x - 4;  domain: (-?, ?); range: (-?, ?);  Increasing over [-.34, .76]; Decreasing over (-?, -.34] and [.76, ?) B. P(x) = 2x3 + x2 - 3x + 4;  domain: (-?, ?); range: (-?, ?);  Increasing over (-?, -.86] and [.57, ?); Decreasing over [-.86, .57] C. P(x) = 2x4 - x2 + 4;  domain: (-?, ?); range: (-?, ?);  Increasing over (-?, .57]; Decreasing over (-?, .57] and [.86, ?) D. P(x) = -x3 - x - 4;  domain: (-?, ?); range: (-?, ?);  Increasing over (-?, -.34] and [.76, ?); Decreasing over [-.34, .76]

Mathematics

Find the inverse, if it exists, of the given matrix.

A.

B.

C.

D.

Mathematics