Math, asked by gurseerat182, 1 month ago

Expand (a) (5x-3y)³ (b) (2a-5)²

Answers

Answered by devansh103503

0

Answer:

(5x-3y)³ = 125x³ - 27y³ - 45xy(5x-3y)

(5x-3y)³ = 125x³ - 27y³ - 225x²y - 135xy²

2. (2a-5)² = 4a² + 25 - 20a

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