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📐 Mathematics - Class 10
Lesson 7 · Word problems related to quadratic equation

Factorization Method Presentation

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Mathematics, Class 10 · Quadratic Equation

Solving Quadratic Equations by Factorization

ax² + bx + c = 0 · Split the middle term · Check every root

By the end you will be able to

📘

Recognise a quadratic equation and write its standard form

✂️

Factorise by splitting the middle term

🎯

Find both roots and check them

📏

Solve area word problems

Linear and quadratic equations

📏Linear equation
Highest power of the variable is 1
Example: 3x - 5 = 10
One root
VS
📐Quadratic equation
Highest power of the variable is 2
Example: x² + 2x - 80 = 0
Two roots

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Presenter notes: Today we learn how to solve an equation that has a squared variable in it. The factorising you learned in earlier classes is the main tool.