Math, asked by jannat3795, 3 months ago

expand ( 5x - 3y) ^2 using suitable identity no spam need explanation asap and attachment

Answers

Answered by divyams299

1

Answer:

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

(5x-3y)^2 = (5x)^2+(3y)^2 -2(5x × 3y)

= 25x^2+9y^2-30xy

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