Question
Asked Apr 2, 2019
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determine the number of possible positive and negative real zeros for the given function

f(x) = -8x7 - 7x4 - 6x3 + 4x2 + 6x + 5

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Expert Answer

Step 1

The given function,

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Step 2

Result used:

Descartes’s Rule of Signs:

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Step 3

Find the possibilities for positive real zeros, it is enough to cou...

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Tagged in

Math

Algebra

Equations and In-equations