State How Many Complex and Real Zeros the Function Has $$f ( x ) = x ^ { 4 } - 48 x ^ { 2 } - 49$$

question 430

Multiple Choice

State how many complex and real zeros the function has.
- $$f ( x ) = x ^ { 4 } - 48 x ^ { 2 } - 49$$

• A) 4 complex zeros; none real
• B) 4 complex zeros; 2 real
• C) 4 complex zeros; all 4 real
• D) 4 complex zeros; 1 real

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Definitions:

Availability Heuristic

A mental shortcut that relies on immediate examples that come to a given person's mind when evaluating a specific topic, concept, method or decision.

Trial And Error

A problem-solving method that involves attempting different solutions and eliminating those that do not work.

Morphemes

The smallest units of meaning in a language.

Grammar

In a language, a system of rules that enables us to communicate with and understand others. Semantics is the language’s set of rules for deriving meaning from sounds, and syntax is its set of rules for combining words into grammatically sensible sentences.