Complete the Square

Complete the Square

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What does it mean to 'complete the square'?

Back

Completing the square is a method used to convert a quadratic equation into a perfect square trinomial, making it easier to solve.

2.

FLASHCARD QUESTION

Front

What is the formula for completing the square for the equation ax^2 + bx + c?

Back

The formula is: (x + b/2a)^2 - (b^2 - 4ac)/4a.

3.

FLASHCARD QUESTION

Front

When do you use the plus or minus symbol (±) in solving equations?

Back

You use the ± symbol after taking the square root of both sides of an equation.

4.

FLASHCARD QUESTION

Front

What is a perfect square trinomial?

Back

A perfect square trinomial is an expression that can be factored into the square of a binomial, such as (x + a)^2.

5.

FLASHCARD QUESTION

Front

How do you find the value to complete the square for x^2 + bx?

Back

Take half of b, square it, and add it to both sides of the equation.

6.

FLASHCARD QUESTION

Front

What is the first step in completing the square for the equation x^2 + 6x = 5?

Back

Subtract 5 from both sides to set the equation to zero.

7.

FLASHCARD QUESTION

Front

What is the missing value 'c' in the perfect square trinomial x^2 + 26x + c?

Back

The missing value 'c' is 169.

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