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Laabri

4.5 Quadratic Formula (Due 2/1/24)

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Last updated 4 months ago
23 Nsɛmmisa

Day 1 12/8/25

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10
A.SSE.3.a
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A.SSE.3.a

Using the Quadratic Formula

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10
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Quadratic Formula with Irrational Roots

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Essential Question: What is the quadratic formula, and how can you use it to solve quadratic equations?

Learning Target: Students will be able to apply the Quadratic Formula to solve quadratic equations modeled after real-world situations

Show your work and use complete sentences for full credit.

Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Review: Factor the expression.

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Review: Factor the expression.

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

According the to the video, how do you find the a, b, and c you need to solve any quadratic equation?

Quadratic Formula to solve Quadratic Equations

Quadratic Script for Desmos

Positive Solution +

\frac{-\left(\right)+\sqrt{\left(\right)^{2}-4\left(\right)\left(\right)}}{2\left(\right)}

Negative Solution -

\frac{-\left(\right)-\sqrt{\left(\right)^{2}-4\left(\right)\left(\right)}}{2\left(\right)}

Discriminant

\sqrt{\left(\right)^{2}-4\left(\right)\left(\right)}


Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Solve this Quadratic Equation using the quadratic formula

a=

b=

c=

Solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Solve this Quadratic Equation:

a=

b=

c=

Solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Solve this Quadratic Equation:

a=

b=

c=

Solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Solve this Quadratic Equation:

a=

b=

c=

solutions=

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Solve this Quadratic Equation:

a=

b=

c=

solutions=

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Solve this Quadratic Equation:

a=

b=

c=

solutions-

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Solve this Quadratic Equation:

a=

b=

c=

Solution-

Asemmisa {{asɛmmisaAhyɛnsode}}
11.

Solve this Quadratic Equation:

a=

b=

c=

Solution-

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

Why does this quadratic equation have no real solution? Afterward, go back to question 12 and check your answer.

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

Solve this Quadratic Equation:

Solution-

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

Solve this Quadratic Equation:

Asemmisa {{asɛmmisaAhyɛnsode}}
15.

Use the quadratic equation to solve this real-world example:

Asemmisa {{asɛmmisaAhyɛnsode}}
16.

Use the quadratic equation to solve this real-world example:

Round your answer to the nearest hundredth.

Day 2 12/9/25

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30
Asemmisa {{asɛmmisaAhyɛnsode}}
17.

Complete the follow example of how to solve the quadratic equation and simplify the radical.

Asemmisa {{asɛmmisaAhyɛnsode}}
18.

Solve this Quadratic Equation:

a=

b=

c=

solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
19.

Solve this Quadratic Equation:

a=

b=

c=

Do not round your answer.

solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
20.

Solve this Quadratic Equation:

a=

b=

c=

Do not round your answer.

solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
21.

Solve this Quadratic Equation:

a=

b=

c=

Do not round your answer.

solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
22.

Solve this Quadratic Equation:

a=

b=

c=

Do not round your answer.

solutions

Asemmisa {{asɛmmisaAhyɛnsode}}
23.

Solve this Quadratic Equation:

Do not round your answer.

Solutions