Use Descartes's rule of signs to discuss the possibilities for the roots of the equation. Do not solve the equation.-9x4 - 3x3 - 9x2 - 7x + 2 = 0

A.

B.

C.

D.

Answer: C

Mathematics

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A. - 
B. -12
C. 12
D.

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Solve the equation.4 - 8 = -6

A.
B.
C.
D.

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Using a calculator, find to the nearest ten-thousandth.101.0313

A. 2.8044 B. 10.7473 C. 0.0134 D. 0.0308

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Write the number in standard form.Last week Tom purchased a used car that had been driven eighty-five thousand, eight hundred fifty-four miles.

A. 850,854 B. 85,584 C. 58, 854 D. 85,854

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