Math Problem Statement
Evaluate the expression x^2 - 3y + 12 for x = -2 and y = 5.
Solution
The expression shown in the image is:
Let's evaluate this step by step:
- Substitute and into the expression:
- Simplify each term:
Now the expression becomes:
- Combine the terms:
Therefore, the value of the expression is 1.
Would you like further details or have any other questions?
Here are 5 related questions for practice:
- Evaluate for and .
- Calculate for and .
- Simplify for and .
- Find the value of when and .
- Evaluate for and .
Tip: Always apply the order of operations (PEMDAS: Parentheses, Exponents, Multiplication/Division, Addition/Subtraction) when evaluating expressions!
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Math Problem Analysis
Mathematical Concepts
Substitution
Algebra
Simplifying Expressions
Formulas
x^2 - 3y + 12
Theorems
-
Suitable Grade Level
Grades 6-8