Topics
8. Solving Quadratic Equations
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United States of AmericaFL
Grade 912

8.02 Solving quadratic equations by factoring

Lesson
Practice
Adaptive
Worksheet

Interactive practice questions

Solve $x^2+5x-14=0$x2+5x−14=0 for $x$x by factoring or otherwise.

Write each solution on the same line, separated by a comma.

Easy
1min

Solve $x^2+19x+88=0$x2+19x+88=0 for $x$x by factoring or otherwise.

Enter each solution on the same line, separated by a comma.

Easy
1min

Solve the equation for $x$x:

$x^2+19x+90=0$x2+19x+90=0

Easy
1min

Solve $x^2+6x-55=0$x2+6x−55=0 for $x$x.

Easy
1min
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Outcomes

MA.912.AR.1.1

Identify and interpret parts of an equation or expression that represent a quantity in terms of a mathematical or real-world context, including viewing one or more of its parts as a single entity.

MA.912.AR.1.7

Rewrite a polynomial expression as a product of polynomials over the real number system.

MA.912.AR.2.1

Given a real-world context, write and solve one-variable multi-step linear equations.

MA.912.AR.3.1

Given a mathematical or real-world context, write and solve one-variable quadratic equations over the real number system.

MA.912.AR.3.8

Solve and graph mathematical and real-world problems that are modeled with quadratic functions. Interpret key features and determine constraints in terms of the context.

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