Question

example for (a - b)² = a² - 2ab +b²​

Answer 1

Answer:

(7a-5b)(7a-5b)

Step-by-step explanation:

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

(7a-5b)2=(7a)2-2X7aX5b+(5b)2

=49a2-70ab+25b2

NOTE:- ()2+ SQUARE

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