Find the value of c that completes the square with fractions

The video tutorial explains how to find the value of C that completes the square in a quadratic equation. It begins with an introduction to the concept and its importance, followed by a step-by-step guide on calculating the value of C using the formula B/2 squared. An example is provided to illustrate the process, including handling fractions and reciprocals. The tutorial concludes with a recap of the key steps and emphasizes the importance of mastering this technique for solving quadratic equations.

Why is it important to find the value of C when completing the square?

• It is used in solving differential equations.

• It is necessary for solving quadratic equations.

• It simplifies cubic equations.

• It helps in solving linear equations.

What is the first step in finding the value of C to complete the square?

• Add B to 2 and square it.

• Multiply B by 2 and square it.

• Divide B by 2 and square it.

• Subtract 2 from B and square it.

How do you handle a double fraction when finding the value of C?

• Add the fractions together.

• Divide the fractions directly.

• Multiply by the reciprocal of the fraction.

• Subtract the fractions.

What is the result of squaring a negative number?

• An imaginary number.

• Zero.

• A positive number.

• A negative number.

What is the value of C that completes the square in the given example?

• 625 / 676

• 25 / 26

• 13 / 2

• 25 / 13