Math, asked by babyqueen45, 5 months ago

expansion of (2x-5)²

Answers

Answered by varanyashukla

7

Answer:

2×5=10 -5=5 ×5×5=100

Step-by-step explanation:

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Answered by Anonymous

5

Answer:

4x^2 - 20x + 25

Step-by-step explanation:

(2x-5)^2

(a-b)^2 = a^2-2ab+b^2

therefore (2x)^2 - 2 x 2x x -5 + (-5)^2

= 4x^2 - 20x + 25

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