Let f(x) = x² - 4x - 12. 1. Find f(6). 2. Find f (a + 1) and simplify. 3. Solve f (x) = 0.

Algebra and Trigonometry (6th Edition)
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Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Let f (x) = x² - 4x - 12.
1. Find f(6).
2. Find f (a + 1) and simplify.
3. Solve f (x) = 0.
Make certain to show all your work or explain your answers.
Transcribed Image Text:Let f (x) = x² - 4x - 12. 1. Find f(6). 2. Find f (a + 1) and simplify. 3. Solve f (x) = 0. Make certain to show all your work or explain your answers.
Expert Solution
Step 1: Function f(x)

Given, f left parenthesis x right parenthesis equals x squared minus 4 x minus 12

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