Determine the Possible Number of Positive Real Zeros and Negative $$f ( x ) = x ^ { 8 } - 19$$

question 87

Multiple Choice

Determine the possible number of positive real zeros and negative real zeros of the polynomial function using Descartes' rule of signs.
- $$f ( x ) = x ^ { 8 } - 19$$

• A)1 positive zero, 0 negative zeros
• B)0 positive zeros, 1 negative zero
• C)0 positive zeros, 0 negative zeros
• D)1 positive zero, 1 negative zero

Identify the dominant flora in boreal forests and their ecological significance.

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Understand the human impact on mountain biomes.

Identify common features between tropical and temperate rain forests.

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