Math Problem Statement

Solve the inequality x^2 + 2x + 1 < 0.

Solution

The inequality provided in the image is:

x2+2x+1<0x^2 + 2x + 1 < 0

Step-by-step Solution:

  1. Factor the quadratic expression:
    x2+2x+1=(x+1)2x^2 + 2x + 1 = (x + 1)^2 This simplifies to: (x+1)2<0(x + 1)^2 < 0

  2. Analyze the inequality:
    The square of any real number is always non-negative, i.e., (x+1)20(x + 1)^2 \geq 0 for all real values of xx. Therefore, there is no real solution to this inequality because a square can never be strictly less than zero.

Conclusion:

The inequality (x+1)2<0(x + 1)^2 < 0 has no real solutions. This means that there is no value of xx for which x2+2x+1<0x^2 + 2x + 1 < 0.

Would you like more details or have any questions?

Related Questions:

  1. How do you solve inequalities involving quadratic expressions with real solutions?
  2. What does the graph of (x+1)2=0(x + 1)^2 = 0 look like, and how does it help in understanding inequalities?
  3. Can quadratic inequalities have complex solutions, and how are they interpreted?
  4. How would you approach solving a quadratic inequality when it has distinct real roots?
  5. What is the difference between strict inequalities (e.g., <<) and non-strict inequalities (e.g., \leq)?

Tip:

When dealing with quadratic inequalities, always factor and check the nature of the solutions (real or complex) before jumping to conclusions. This can save time when interpreting the solution set.

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Equations
Inequalities

Formulas

Factoring quadratics
Standard form of a quadratic equation ax^2 + bx + c

Theorems

Properties of squares (non-negative values)
No real solutions for squares less than zero

Suitable Grade Level

Grades 9-11