Find All X-Intercepts of the Function $$f ( x ) = x ^ { - 2 } + 4 x ^ { - 1 } + 3$$

question 60

Multiple Choice

Find all x-intercepts of the function.
- $$f ( x ) = x ^ { - 2 } + 4 x ^ { - 1 } + 3$$

• A) \[\left( \frac { 1 } { 3 } , 0 \right) , ( 1,0 )\]
• B)(1, 0), (3, 0)
• C)(-1, 0), (-3, 0)
• D) \[\left( - \frac { 1 } { 3 } , 0 \right) , ( - 1,0 )\]

Assess the role of supply and demand in determining market equilibrium prices and quantities.

Understand the concept of elasticity in supply and demand, and its implications for market adjustments.

Evaluate the economic effects of scarce inputs on industry costs and pricing.

Identify factors that influence firm entry and exit in competitive markets.

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