Question

Simplify ( 5a +3b)^2 – (5a -3b)^2 -60ab using identity.
fast plz

Answer 1

Answer:

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Answer 2

Explanation:

(5a+3b)2-(5a+3b)2-60ab  

Final result :

 -60ab

Step by step solution :

Step  1  :

Final result :

 -60ab