Ex 8.4, 2 (i) - Chapter 8 Class 8 Algebraic Expressions and Identities

Last updated at Dec. 16, 2024 by

Ex 8.4, 2 (i) - Find (5 - 2x) (3 + x) - Chapter 9 Class 8 - Ex 8.4

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Ex 8.4, 2 Find the product. (i) (5 – 2x) (3 + x) (5−2𝑥) (3+𝑥) = 5(3+𝑥)−2𝑥(3+𝑥) = (𝟓 × 𝟑)+(𝟓 × 𝒙)−(𝟐𝒙 × 𝟑)−(𝟐𝒙 × 𝒙) = 15+5𝑥−6𝑥−2𝑥^2 = 𝟏𝟓−𝒙−𝟐𝒙^𝟐

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