Find the largest open interval where the function is changing as requested.Decreasing f(x) = x3 - 4x

A.
B.
C.
D. (-?, ?)

Answer: B

Mathematics

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Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.

A. -4 i
B. -4 - 4i
C. - 2 - 2 i
D. -4

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Multiply. ? 

A. 13 B. -13 C. 13i D. -13i

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Evaluate using a calculator. Round your answer to the nearest ten-thousandth.log827.69

A. 3.4613 B. 1.5971 C. 0.6261 D. 1.4423

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Convert as indicated.62.6 cg to dekagrams

A. 0.0626 dag B. 0.00626 dag C. 6260 dag D. 62,600 dag

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