F(x)= −x^2+10x−6
Find f(−5)
1 answer:
Answer:
f(-5) = -81
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction <u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
f(x) = -x² + 10x - 6
f(-5) is x = -5
<u>Step 2: Evaluate</u>
Substitute: f(-5) = -(-5)² + 10(-5) - 6 Exponents: f(-5) = -(25) + 10(-5) - 6 Multiply: f(-5) = -25 - 50 - 6 Subtract: f(-5) = -75 - 6 Subtract: f(-5) = -81
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