Unit 8 Assessment REVIEW Solving Quadratics A.7B, A.8A, A.10E

Front

The U-Shaped graph of a quadratic function is called a?

Back

Parabola

Front

What are the factors of 25x² - 81?

Back

(5x - 9)(5x + 9)

Front

Determine the values of a, b, and c for the quadratic equation: 4x² – 8x = 3

Back

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

Front

Which method is MOST EFFICIENT to solve: 8x² - 6 = 0?

Back

Square Root Method

Front

Find GCF of 22x³ + 11x²

Back

11x²

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What does the discriminant of a quadratic equation tell us?

Back

It determines the nature of the roots (real and distinct, real and repeated, or complex).

Front

How do you find the vertex of a parabola given in standard form?

Back

Use the formula (-b/2a, f(-b/2a)).

Front

What is the Quadratic Formula?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

What is the axis of symmetry in a quadratic function?

Back

x = -b/(2a)