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The roots of the equation x^2 + 6x + 8 = 0 are:

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Question: The roots of the equation x^2 + 6x + 8 = 0 are:

Options:

  1. -2 and -4
  2. -1 and -8
  3. 2 and 4
  4. 1 and -8

Correct Answer: -2 and -4

Solution: 

Factoring gives (x+2)(x+4)=0, hence the roots are -2 and -4.

The roots of the equation x^2 + 6x + 8 = 0 are:

Practice Questions

Q1
The roots of the equation x^2 + 6x + 8 = 0 are:
  1. -2 and -4
  2. -1 and -8
  3. 2 and 4
  4. 1 and -8

Questions & Step-by-Step Solutions

The roots of the equation x^2 + 6x + 8 = 0 are:
  • Factoring Quadratic Equations – The process of rewriting a quadratic equation in the form of a product of two binomials to find its roots.
  • Finding Roots – Identifying the values of x that satisfy the equation by setting each factor to zero.
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