DEP ED NLC ENHANCEMENT-MATH7 LESSON 5 4B4C | Baamboozle - Baamboozle

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NLC: Enhancement-Math7 Lesson Component 5 4B activity questions

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4B1 : Simplify: (2𝑥) (5𝑥)

10x²

4B2i : For Diagram 1, write down an algebraic expression for each of Area 1 and Area 2

Area 1= 6𝑥²; Area 2= 10𝑥

4B2ii : For Diagram 1, write down an algebraic expression for each of Area 3 and Area 4

Area 3= 9𝑥; Area 4= 15

What is the simplest way to write the algebraic product (2𝑥 + 3)(3𝑥 + 5)?

6𝑥² + 19𝑥 + 15

4B3 : From what she has discovered, what should Ellen write as the algebraic product of (5𝑥 + 3𝑦) and (2𝑥 − 𝑦)?

10𝑥² + 𝑥𝑦 − 3𝑦²

4C1 : Expand (4𝑥) (2𝑥 − 1)

8𝑥² - 4𝑥

4C2i : For Diagram 2, write down an algebraic expression for each of Area 1 and Area 2

Area 1= 4𝑥²; Area 2= 6𝑥

4C2i : For Diagram 2, write down an algebraic expression for each of Area 3 and Area 4

Area 3= 6𝑥; Area 4= 9

4C2ii : What is the simplest way to write the algebraic product (2𝑥 + 3)² ?

4𝑥² + 12𝑥 + 9

4C3ii : From what she has discovered, what should Ellen write as the algebraic products of (7𝑥 − 5𝑦)² ?

49𝑥² − 70𝑥𝑦 + 25𝑦²

4C3ii : From what she has discovered, what should Ellen write as the algebraic products of (2𝑥 − 𝑦)(4𝑥² + 2𝑥+ 𝑦²) ?

8𝑥³ − 𝑦³