Solving Quadratics and Quadratic Formula

Solving Quadratics and Quadratic Formula

Assessment

Flashcard

Mathematics

9th Grade

Hard

CCSS
HSA-REI.B.4B, HSF-IF.C.7A

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the quadratic formula?

Back

The quadratic formula is used to find the solutions of a quadratic equation and is given by: x = (-b ± √(b² - 4ac)) / (2a).

Tags

CCSS.HSA-REI.B.4B

2.

FLASHCARD QUESTION

Front

Identify the values of a, b, and c in the quadratic equation: 4x² - 8x - 3 = 0.

Back

a = 4, b = -8, c = -3.

3.

FLASHCARD QUESTION

Front

Solve by factoring: x² - 9x + 20 = 0.

Back

x = 4 and x = 5.

Tags

CCSS.HSA-REI.B.4B

4.

FLASHCARD QUESTION

Front

What is the zero product property?

Back

If the product of two factors is zero, then at least one of the factors must be zero.

Tags

CCSS.HSA-REI.B.4B

5.

FLASHCARD QUESTION

Front

Solve using the quadratic formula: 7x² - 26x - 8 = 0.

Back

x = 4 and x = -2/7.

Tags

CCSS.HSA-REI.B.4B

6.

FLASHCARD QUESTION

Front

Solve: 2x² + 7x - 15 = 0.

Back

x = -5 and x = 1.5.

Tags

CCSS.HSA-REI.B.4B

7.

FLASHCARD QUESTION

Front

What is a quadratic equation?

Back

A quadratic equation is a polynomial equation of degree 2, typically in the form ax² + bx + c = 0.

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