Topic Details (Notes format)

How to Factor Algebraic Expressions (Common Factor)

Subject: Mathematics

Book: Maths Mastery

Factoring out the greatest common factor (GCF) is a fundamental technique to simplify expressions and solve equations. Suppose you have 6x² + 9x; the GCF is 3x. Factoring yields 3x(2x + 3). This step often precedes more complex factoring methods like grouping or the difference of squares. By extracting the GCF, you reduce expressions to simpler forms, streamline solutions, and clarify how individual terms relate. This skill is vital in advanced algebra, polynomial arithmetic, and a variety of real-life applications that demand systematic problem decomposition.

Practice Questions

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What is the value of log₃(27)?

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A square is inscribed in a circle with a radius of 5 cm. What is the area of the square?

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A train 150 m long passes a pole in 15 seconds. What is its speed?

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The base of a triangle is 10 cm and its height is 6 cm. What is its area?

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If the probability of an event is 1/4, what is the probability of its complement?

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The LCM of 12 and 15 is:

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If a rectangle has a length of 10 cm and a width of 6 cm, what is its perimeter?

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