Determine the sign (positive or negative) of the given value without use of a calculator.cos 

A. Negative
B. Positive


Answer: B

Mathematics

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Provide an appropriate response.Mentally divide by using powers of 10: 

A. 9 B. 3 C. 900 D. 300

Mathematics

Convert the measure from radians to degrees.

A. 144° B. 225° C. 113° D. 288?°

Mathematics

Use the Binomial Theorem to expand the binomial and express the result in simplified form.(x + 4)3

A. x3 + 12x2 + 48x + 64 B. x3 + 64 C. 3x + 12 D. x3 + 4x2 + 16x + 64

Mathematics

The graph of a logarithmic function is shown. Select the function which matches the graph.

A. y = log (3 - x) B. y = log (x - 3) C. y = log (x) - 3 D. y = 3 - log (x)

Mathematics