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The product of the roots of the equation x^2 + 7x + 10 = 0 is:

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Question: The product of the roots of the equation x^2 + 7x + 10 = 0 is:

Options:

  1. 10
  2. 7
  3. 5
  4. 3

Correct Answer: 10

Solution:

The product of the roots is given by c/a = 10/1 = 10.

The product of the roots of the equation x^2 + 7x + 10 = 0 is:

Practice Questions

Q1
The product of the roots of the equation x^2 + 7x + 10 = 0 is:
  1. 10
  2. 7
  3. 5
  4. 3

Questions & Step-by-Step Solutions

The product of the roots of the equation x^2 + 7x + 10 = 0 is:
  • Step 1: Identify the equation given, which is x^2 + 7x + 10 = 0.
  • Step 2: Recognize that this is a quadratic equation in the form ax^2 + bx + c.
  • Step 3: Identify the values of a, b, and c from the equation: a = 1, b = 7, c = 10.
  • Step 4: Use the formula for the product of the roots of a quadratic equation, which is given by c/a.
  • Step 5: Substitute the values of c and a into the formula: c/a = 10/1.
  • Step 6: Calculate the result: 10/1 = 10.
  • Step 7: Conclude that the product of the roots of the equation is 10.
  • Quadratic Equations – Understanding the standard form of a quadratic equation and how to find the product of its roots using the formula c/a.
  • Vieta's Formulas – Application of Vieta's formulas to determine relationships between the coefficients of a polynomial and its roots.
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