Math Problem Statement
Copy and complete the table of values for y = x^2 - 3x - 2. What numbers replace A, B, and C?
Solution
We are tasked to complete the table for and find values for , , and corresponding to specific -values.
The table:
-1 | 0 | 1 | 2 | 3 | |
---|---|---|---|---|---|
A | B | -4 | -4 | C |
We calculate for the missing values using the equation:
Step-by-step Calculations:
-
For (to find ): So, .
-
For (to find ): So, .
-
For (to find ): So, .
Final Table:
-1 | 0 | 1 | 2 | 3 | |
---|---|---|---|---|---|
2 | -2 | -4 | -4 | -2 |
Final Answers:
Let me know if you need further explanations or additional examples! 😊
Related Questions:
- What is the general shape of the graph of ?
- How do you find the vertex of ?
- What are the roots (or -intercepts) of ?
- Can you factorize ?
- How do you plot this quadratic equation on a graph?
Tip:
The coefficient of in a quadratic equation determines whether the parabola opens up () or down ().
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Table of Values
Formulas
y = x^2 - 3x - 2
Theorems
Substitution into Quadratic Equations
Suitable Grade Level
Grades 7-9