Find the Range of the Quadratic Function in Interval Notation $$f ( x ) = - 2 x ^ { 2 } - 4 x$$

question 89

Multiple Choice

Find the range of the quadratic function in interval notation.
- $$f ( x ) = - 2 x ^ { 2 } - 4 x$$

• A) \(( - \infty , 2 ]\)
• B) \(( - \infty , - 2 ]\)
• C) \(( - \infty , 1 ]\)
• D) \(( - \infty , - 1 ]\)

Calculate itemized deductions for state and local taxes, accounting for refunds and additional assessments.

Distinguish between deductible and nondeductible interests, including mortgage, personal, and investment interest.

Assess the deductibility of medical expenses, including their limitations based on adjusted gross income.

Identify which organizations qualify for deductible charitable contributions and understand limitations based on adjusted gross income.

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