Use Descartesʹ Rule of Signs to Determine the Possible Number $$2 x ^ { 8 } + 8 x ^ { 6 } + 7 x ^ { 4 } + 3 x ^ { 2 } + 8 = 0$$

question 276

Multiple Choice

Use Descartesʹ Rule of Signs to determine the possible number of positive real zeros and the possible negative real zeros for the function.
- $$2 x ^ { 8 } + 8 x ^ { 6 } + 7 x ^ { 4 } + 3 x ^ { 2 } + 8 = 0$$

• A) Positive (4), negative (4)
• B) Positive (4), negative ( 0 )
• C) Positive \(( 0 )\), negative \(( 4 )\)
• D) Positive \(( 0 )\), negative \(( 0 )\)

---

Definitions:

Ethical Principle

Fundamental basis for ethical decision-making, often based on values like autonomy, beneficence, non-maleficence, and justice.

Fidelity

Loyalty and faithfulness to obligations, duties, or commitments.

Code of Ethics

A set of principles and guidelines designed to help professionals conduct their activities with integrity, responsibility, and ethical standards.

Legally Binding

An agreement or contract recognized by law, enforceable in a court of law.