Math Problem Statement
x^2+x=-2
Solution
To solve the equation:
we start by rearranging it to set it equal to zero:
Now, we need to determine if this quadratic equation has real solutions by using the discriminant in the quadratic formula:
In this case:
-
Calculate the discriminant:
Since the discriminant is negative (), there are no real solutions for this equation. The solutions are complex.
-
Finding the complex solutions:
So, the solutions are:
These are the complex solutions to the equation.
Would you like more details on any step or have further questions?
Here are some related questions you might find interesting:
- How do we determine if a quadratic equation has real or complex solutions?
- What are imaginary numbers, and why do we use to represent ?
- How can we graph complex solutions on the complex plane?
- What does the discriminant tell us about the nature of solutions?
- How can we factor quadratic equations with complex solutions?
Tip: When working with quadratic equations, the discriminant quickly reveals the type of solutions you'll encounter: positive for real and distinct, zero for a double root, and negative for complex roots.
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Complex Numbers
Formulas
Quadratic formula: x = (-b ± √(b² - 4ac)) / 2a
Theorems
Discriminant of quadratic equations
Suitable Grade Level
Grades 9-10
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