Math, asked by kvdeekshitha046, 3 months ago

10. Solve by using identity (2x-5y)?​

Answers

Answered by mittalsapna19
8

Answer:

4x^2 + 25y^2 - 20 xy

Step-by-step explanation:

(2x-5y)^2

using identity -

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

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

4x^2 + 25y^2 - 20 xy

hope it helps

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